diff --git a/week-1/Extra/1-syntax-errors.js b/week-1/Extra/1-syntax-errors.js
index fb756b63..127fb836 100644
--- a/week-1/Extra/1-syntax-errors.js
+++ b/week-1/Extra/1-syntax-errors.js
@@ -1,18 +1,26 @@
 // There are syntax errors in this code - can you fix it to pass the tests?
 
-function addNumbers(a b c) {
+function addNumbers(a, b, c) {
     return a + b + c;
 }
 
-function introduceMe(name, age)
-return "Hello, my name is " + name "and I am " age + "years old";
+//========================//
+
+function introduceMe(firstName, age) {
+    return "Hello, my name is " + firstName + " and I am " + age + " years old";
+}
+console.log(introduceMe("Sonjide", 27));
+
+//===============================//
 
 function getTotal(a, b) {
-    total = a ++ b;
+    var total = a + b;
 
     // Use string interpolation here
-    return "The total is %{total}"
+    return `The total is ${total}`;
 }
+var result = getTotal(23, 5);
+console.log(result);
 
 /* ======= TESTS - DO NOT MODIFY =====
 There are some Tests in this file that will help you work out if your code is working.
diff --git a/week-1/Extra/2-logic-error.js b/week-1/Extra/2-logic-error.js
index c8444605..3ce312a9 100644
--- a/week-1/Extra/2-logic-error.js
+++ b/week-1/Extra/2-logic-error.js
@@ -1,18 +1,23 @@
 // The syntax for this function is valid but it has an error, find it and fix it.
 
 function trimWord(word) {
-  return wordtrim();
+  return word.trim();
 }
+console.log(trimWord("  CodeYourFuture "));
+
+//======================================//
 
 function getWordLength(word) {
-  return "word".length()
+  return word.length;
 }
 
+//==================================================//
+
 function multiply(a, b, c) {
-  a * b * c;
-  return;
+  return a * b * c;
 }
 
+
 /* ======= TESTS - DO NOT MODIFY =====
 There are some Tests in this file that will help you work out if your code is working.
 
diff --git a/week-1/Extra/3-function-output.js b/week-1/Extra/3-function-output.js
index c8e85770..bc09041e 100644
--- a/week-1/Extra/3-function-output.js
+++ b/week-1/Extra/3-function-output.js
@@ -1,17 +1,19 @@
 // Add comments to explain what this function does. You're meant to use Google!
 function getNumber() {
-  return Math.random() * 10;
+  return Math.random() * 10; // it returns a random integers in between 0 and 9 including both.
 }
 
 // Add comments to explain what this function does. You're meant to use Google!
 function s(w1, w2) {
-  return w1.concat(w2);
+  return w1.concat(w2); // concat method helps to add two or more arrays, where in this case array "w1" and array "w2" are added. 
 }
 
 function concatenate(firstWord, secondWord, thirdWord) {
   // Write the body of this function to concatenate three words together.
+  return firstWord.concat(" ",secondWord," ",thirdWord);
   // Look at the test case below to understand what this function is expected to return.
 }
+console.log(concatenate('code', 'your', 'future'));
 
 /* ======= TESTS - DO NOT MODIFY =====
 There are some Tests in this file that will help you work out if your code is working.
diff --git a/week-1/Extra/4-tax.js b/week-1/Extra/4-tax.js
index 79db5409..3928d1a3 100644
--- a/week-1/Extra/4-tax.js
+++ b/week-1/Extra/4-tax.js
@@ -5,7 +5,10 @@
   Sales tax is 20% of the price of the product
 */
 
-function calculateSalesTax() {}
+function calculateSalesTax(price) {
+  return price * 1.20;
+}
+
 
 /*
   CURRENCY FORMATTING
@@ -17,7 +20,10 @@ function calculateSalesTax() {}
   Remember that the prices must include the sales tax (hint: you already wrote a function for this!)
 */
 
-function addTaxAndFormatCurrency() {}
+function addTaxAndFormatCurrency(price) {
+  const decimalFormat = "£" + calculateSalesTax(price).toFixed(2);
+  return decimalFormat;
+}
 
 /* ======= TESTS - DO NOT MODIFY =====
 There are some Tests in this file that will help you work out if your code is working.
diff --git a/week-1/Extra/5-currency-conversion.js b/week-1/Extra/5-currency-conversion.js
index 5f060972..9e075d3c 100644
--- a/week-1/Extra/5-currency-conversion.js
+++ b/week-1/Extra/5-currency-conversion.js
@@ -5,7 +5,9 @@
   Write a function that converts a price to USD (exchange rate is 1.4 $ to £)
 */
 
-function convertToUSD() {}
+function convertToUSD(price) {
+  return price * 1.4;
+}
 
 /*
   CURRENCY FORMATTING
@@ -15,7 +17,9 @@ function convertToUSD() {}
   They have also decided that they should add a 1% fee to all foreign transactions, which means you only convert 99% of the £ to BRL.
 */
 
-function convertToBRL() {}
+function convertToBRL(price) {
+  return (price * 5.7) - (0.01 * price * 5.7);
+}
 
 /* ======= TESTS - DO NOT MODIFY ===== 
 There are some Tests in this file that will help you work out if your code is working.
diff --git a/week-1/Extra/6-piping.js b/week-1/Extra/6-piping.js
index 067dd0f5..82ae6bc3 100644
--- a/week-1/Extra/6-piping.js
+++ b/week-1/Extra/6-piping.js
@@ -16,26 +16,38 @@
   the final result to the variable goodCode
 */
 
-function add() {
+function add(a, b) {
+   return a + b;
+}
 
+function multiply(x, y) {
+    return x * y;
 }
 
-function multiply() {
+function format(number) {
+    return "£" + number;
+} 
 
-}
 
-function format() {
 
-}
+// Why can this code be seen as bad practice? Comment your answer.
 
 const startingValue = 2
 
-// Why can this code be seen as bad practice? Comment your answer.
-let badCode = 
+    let badCode = format(multiply( add(startingValue,10),2));  
+    // This is code is bad practice because all the functions are on line line wwhich gives the result but doesen't looks good.
+
+ 
 
 /* BETTER PRACTICE */
 
-let goodCode = 
+
+    const result1 = add(startingValue, 10);
+    const result2 = multiply(result1, 2);
+    const result3 = format(result2);
+    let goodCode = result3;
+ 
+
 
 /* ======= TESTS - DO NOT MODIFY ===== 
 There are some Tests in this file that will help you work out if your code is working.
diff --git a/week-1/Extra/7-magic-8-ball.js b/week-1/Extra/7-magic-8-ball.js
index edb75fe6..24635de0 100644
--- a/week-1/Extra/7-magic-8-ball.js
+++ b/week-1/Extra/7-magic-8-ball.js
@@ -45,8 +45,37 @@ Very doubtful.
 
 // This should log "The ball has shaken!"
 // and return the answer.
+const veryPositiveAnswers = ["It is certain", 
+                             "It is decidedly so.", 
+                             "Without a doubt",
+                             "Yes - definitely",
+                             "You may rely on it"];
+const positiveAnswers = ["As I see it, yes", 
+                        "Most likely",
+                        "Outlook good", 
+                        "Yes", 
+                        "Signs point to yes"];
+const negativeAnswers = ["Reply hazy", 
+                         "try again",
+                         "Ask again later",
+                         "Better not tell you now",
+                         "Cannot predict now"];
+const veryNegativeAnswers = ["Concentrate and ask again",
+                             "Don't count on it",
+                             "My reply is no",
+                             "My sources say no",
+                             "Outlook not so good",
+                             "Very doubtful"];
+
+const answers = veryPositiveAnswers.concat(positiveAnswers, negativeAnswers, veryNegativeAnswers);
+
 function shakeBall() {
-}
+  console.log("The ball has shaken!");
+  const answer = answers[Math.floor(Math.random() * answers.length)];
+  return answer;
+ }
+ shakeBall();
+
 
 // This function should say whether the answer it is given is
 // - very positive
@@ -54,9 +83,21 @@ function shakeBall() {
 // - negative
 // - very negative
 // This function should expect to be called with any value which was returned by the shakeBall function.
+
 function checkAnswer(answer) {
+  if (veryPositiveAnswers.indexOf(answer) > -1) {
+      return "very positive";
+  } else if (positiveAnswers.indexOf(answer) > -1) {
+      return "positive";
+  } else if (negativeAnswers.indexOf(answer) > -1) {
+      return "negative";
+  } else {
+      return "very negative";
+  }
 }
 
+
+
 /* ======= TESTS - DO NOT MODIFY =====
 There are some Tests in this file that will help you work out if your code is working.
 
diff --git a/week-1/Homework/F-strings-methods/exercise.js b/week-1/Homework/F-strings-methods/exercise.js
index 2cffa6a8..a27881b0 100644
--- a/week-1/Homework/F-strings-methods/exercise.js
+++ b/week-1/Homework/F-strings-methods/exercise.js
@@ -1,3 +1,10 @@
 // Start by creating a variable `message`
 
-console.log(message);
+var firstName = "Suman";
+var nameLength = firstName.length;
+console.log(nameLength);
+
+var messageStart = "My name is";
+var message = `${messageStart} ${firstName} and my name is ${nameLength} charecters long.`;
+
+console.log(message);
\ No newline at end of file
diff --git a/week-1/Homework/F-strings-methods/exercise2.js b/week-1/Homework/F-strings-methods/exercise2.js
index b4b46943..23d07f36 100644
--- a/week-1/Homework/F-strings-methods/exercise2.js
+++ b/week-1/Homework/F-strings-methods/exercise2.js
@@ -1,3 +1,9 @@
-const name = " Daniel  ";
+const firstName = " Danie  ";
+console.log(firstName.trim());
+const nameLength = firstName.length;
 
+const messageStart = "My name is";
+const message = `${messageStart} ${firstName}and my name is ${nameLength} charecters long.`;
 console.log(message);
+
+
diff --git a/week-1/Homework/J-functions/exercise.js b/week-1/Homework/J-functions/exercise.js
index 0ae5850e..3adee408 100644
--- a/week-1/Homework/J-functions/exercise.js
+++ b/week-1/Homework/J-functions/exercise.js
@@ -1,7 +1,9 @@
+
+
 function halve(number) {
   // complete the function here
+  return number / 2;
 }
 
 var result = halve(12);
-
 console.log(result);
diff --git a/week-1/Homework/J-functions/exercise2.js b/week-1/Homework/J-functions/exercise2.js
index 82ef5e78..29f8eca4 100644
--- a/week-1/Homework/J-functions/exercise2.js
+++ b/week-1/Homework/J-functions/exercise2.js
@@ -1,7 +1,8 @@
 function triple(number) {
   // complete function here
-}
+  return number * 3;
 
+}
 var result = triple(12);
 
 console.log(result);
diff --git a/week-1/Homework/K-functions-parameters/exercise.js b/week-1/Homework/K-functions-parameters/exercise.js
index 8d5db5e6..c54055cb 100644
--- a/week-1/Homework/K-functions-parameters/exercise.js
+++ b/week-1/Homework/K-functions-parameters/exercise.js
@@ -1,6 +1,7 @@
 // Complete the function so that it takes input parameters
-function multiply() {
+function multiply(a, b) {
   // Calculate the result of the function and return it
+     return 3 * 4;
 }
 
 // Assign the result of calling the function the variable `result`
diff --git a/week-1/Homework/K-functions-parameters/exercise2.js b/week-1/Homework/K-functions-parameters/exercise2.js
index db7a8904..e74cccf4 100644
--- a/week-1/Homework/K-functions-parameters/exercise2.js
+++ b/week-1/Homework/K-functions-parameters/exercise2.js
@@ -1,5 +1,7 @@
 // Declare your function first
-
+function divide(a, b) {
+    return 3 / 4 ;
+}
 var result = divide(3, 4);
 
 console.log(result);
diff --git a/week-1/Homework/K-functions-parameters/exercise3.js b/week-1/Homework/K-functions-parameters/exercise3.js
index 537e9f4e..9848cbc1 100644
--- a/week-1/Homework/K-functions-parameters/exercise3.js
+++ b/week-1/Homework/K-functions-parameters/exercise3.js
@@ -1,5 +1,9 @@
 // Write your function here
+function createGreeting (name, greetingStart) {
+    var greeting = greetingStart + name;
+    console.log(greeting);
+      
+}
+var resultGreeting = createGreeting("Daniel", "Hello, my name is ");
 
-var greeting = createGreeting("Daniel");
-
-console.log(greeting);
+console.log(resultGreeting);
diff --git a/week-1/Homework/K-functions-parameters/exercise4.js b/week-1/Homework/K-functions-parameters/exercise4.js
index 7ab44589..d452296b 100644
--- a/week-1/Homework/K-functions-parameters/exercise4.js
+++ b/week-1/Homework/K-functions-parameters/exercise4.js
@@ -1,5 +1,12 @@
 // Declare your function first
-
+function sum(a, b) {   
+    return a + b;
+}
 // Call the function and assign to a variable `sum`
 
-console.log(sum);
+var result = sum(13, 124);
+console.log(result);
+
+
+
+
diff --git a/week-1/Homework/K-functions-parameters/exercise5.js b/week-1/Homework/K-functions-parameters/exercise5.js
index 7c5bcd60..3be29dd0 100644
--- a/week-1/Homework/K-functions-parameters/exercise5.js
+++ b/week-1/Homework/K-functions-parameters/exercise5.js
@@ -1,5 +1,25 @@
 // Declare your function here
 
-const greeting = createLongGreeting("Daniel", 30);
+// function greetingFcn(name, age) {
+//    const greeting = "Hello, my name is" + " " + name + " " + "and I'm " + age + " " + "years old.";
+//    return greeting;
+// }
+// console.log(greetingFcn("Daniel", 30));
+
 
+function createLongGreeting(name, age) {
+    const greeting = "Hello, my name is" + " " + name + " " + "and I'm " + age + " " + "years old.";
+    return greeting;
+}
+
+const greeting = createLongGreeting("Daniel", 30);
 console.log(greeting);
+
+
+
+
+
+
+
+
+
diff --git a/week-1/Homework/L-functions-nested/exercise.js b/week-1/Homework/L-functions-nested/exercise.js
index a5d37744..0d634bbe 100644
--- a/week-1/Homework/L-functions-nested/exercise.js
+++ b/week-1/Homework/L-functions-nested/exercise.js
@@ -3,3 +3,28 @@ var mentor2 = "Irina";
 var mentor3 = "Mimi";
 var mentor4 = "Rob";
 var mentor5 = "Yohannes";
+
+
+function toUpper(phrase) {
+    var upperCased = phrase.toUpperCase();
+    return upperCased;
+}
+function greetingFcn(name, greetingStart) {
+   // var greeting = greetingStart + " " + name;
+    var greeting = `${greetingStart} ${name}`;
+
+  //  var upperGreeting = toUpper(greeting);   
+    
+ //   return upperGreeting;
+    return toUpper(greeting);
+} 
+var greetingStart = "hello";
+
+console.log(greetingFcn(mentor1, greetingStart));
+console.log(greetingFcn(mentor2, greetingStart));
+console.log(greetingFcn(mentor3, greetingStart));
+console.log(greetingFcn(mentor4, greetingStart));
+console.log(greetingFcn(mentor5, greetingStart));
+
+
+
diff --git a/week-1/InClass/exercise-A.js b/week-1/InClass/exercise-A.js
index e69de29b..83931fde 100644
--- a/week-1/InClass/exercise-A.js
+++ b/week-1/InClass/exercise-A.js
@@ -0,0 +1,2 @@
+console.log("Hello World")
+
diff --git a/week-1/InClass/exercise-B.js b/week-1/InClass/exercise-B.js
index e69de29b..5072e059 100644
--- a/week-1/InClass/exercise-B.js
+++ b/week-1/InClass/exercise-B.js
@@ -0,0 +1,20 @@
+
+console.log("Hello, " + "World!" + " // " + "English.");
+
+console.log("Halo, " + "Dunia!" + " // " + "Indonesian.");
+
+console.log("Ciao, " + "Mondo!" + " // " + "Italian.");
+
+console.log("Hola, " + "Mundo!" + " // " + "Spanish.");
+
+console.log("Bonjour, " + "Monde!" + " // " + "French.");
+
+console.log("Heij, " + "Verden!" + " // " + "Danish.");
+
+console.log("Marhabana, " + "Bialealam!" + " // " + "Arabic.");
+
+console.log("Kon'nichiwa, " + "Sekai!" + " // " + "Japanese.");
+
+console.log("Namaskar, " + "Sansar!" + " // " + "Nepali.");
+
+console.log("Nǐ hǎo, " + "Shìjiè!" + " // " + "Chinese.");
diff --git a/week-1/InClass/exercise-C.js b/week-1/InClass/exercise-C.js
index e69de29b..1c464455 100644
--- a/week-1/InClass/exercise-C.js
+++ b/week-1/InClass/exercise-C.js
@@ -0,0 +1,7 @@
+let greeting = "Bunas Tardes, " + "Dzień Dobry, " + "God Eftermiddag, " + "Buon Pomeriggio";
+
+console.log(greeting);
+console.log(greeting);
+console.log(greeting);
+
+
diff --git a/week-1/InClass/exercise-D.js b/week-1/InClass/exercise-D.js
index e69de29b..fbca35d6 100644
--- a/week-1/InClass/exercise-D.js
+++ b/week-1/InClass/exercise-D.js
@@ -0,0 +1,4 @@
+const color = "blue, yellow";
+const colorType = typeof color;
+
+console.log(colorType);
\ No newline at end of file
diff --git a/week-1/InClass/exercise-E.js b/week-1/InClass/exercise-E.js
index e69de29b..ebf2deeb 100644
--- a/week-1/InClass/exercise-E.js
+++ b/week-1/InClass/exercise-E.js
@@ -0,0 +1,12 @@
+const greetingStart = "Hello, my name is ";
+const firstName = "Suman";
+
+const greeting = greetingStart + firstName;
+console.log(greeting);
+
+const messageStart = "Hello";
+const lastName = "Rayamajhi";
+
+
+const message = `${messageStart}, my last name is ${lastName}`;
+console.log(message); 
\ No newline at end of file
diff --git a/week-1/InClass/exercise-F.js b/week-1/InClass/exercise-F.js
index e69de29b..cefe88c2 100644
--- a/week-1/InClass/exercise-F.js
+++ b/week-1/InClass/exercise-F.js
@@ -0,0 +1,5 @@
+const numberOfStudents = 15;
+const numberOfMentor = 8;
+
+const sum = numberOfStudents + numberOfMentor;
+console.log(sum);
\ No newline at end of file
diff --git a/week-1/InClass/exercise-G.js b/week-1/InClass/exercise-G.js
index e69de29b..54e0fbcf 100644
--- a/week-1/InClass/exercise-G.js
+++ b/week-1/InClass/exercise-G.js
@@ -0,0 +1,17 @@
+const students = 15;
+const mentor = 8;
+
+const percentageOfMentor = (8 / 23) * 100;
+console.log(percentageOfMentor);
+
+const numberOfMentor = 34.78260869565217;
+const roughPercentageOfMentor = Math.round(numberOfMentor);
+console.log(roughPercentageOfMentor);
+
+
+const percentageOfStudents = (15 / 23) * 100;
+console.log(percentageOfStudents);
+
+const numberOfStudents = 65.21739130434783;
+const roughPercentageOfStudents = Math.round( numberOfStudents );
+console.log(roughPercentageOfStudents);
diff --git a/week-1/InClass/exercise-H.js b/week-1/InClass/exercise-H.js
index e69de29b..5f32599e 100644
--- a/week-1/InClass/exercise-H.js
+++ b/week-1/InClass/exercise-H.js
@@ -0,0 +1,15 @@
+function greetingFcn(name, greetingStart) {
+    const greeting = greetingStart + name;
+    console.log(greeting);
+}
+greetingFcn("Suman", "Hello my name is");
+
+
+//Function Defination
+function greetingFcn(name, greetingStart) {
+    const greeting = greetingStart + " " + name;
+    return greeting; 
+}
+// Function Invocation
+const resultGreeting = greetingFcn("Suman", "Hello! my name is");
+console.log(resultGreeting);
diff --git a/week-1/InClass/exercise-I.js b/week-1/InClass/exercise-I.js
index e69de29b..ed887e37 100644
--- a/week-1/InClass/exercise-I.js
+++ b/week-1/InClass/exercise-I.js
@@ -0,0 +1,12 @@
+function getAgeInMonths(age) {
+    return age * 12
+}
+
+function createGreeting(name, age) {
+    const ageInMonths = getAgeInMonths(age);
+    
+    const message = "Hello world" + " " + name + " " + "was born over" + " " + ageInMonths + " " + "months ago !";
+    return message; 
+}
+
+console.log(createGreeting("Alex", 25));
\ No newline at end of file
diff --git a/week-2/Homework/C-comparison-operators/exercise.js b/week-2/Homework/C-comparison-operators/exercise.js
index 58aee1c5..2bd85ce0 100644
--- a/week-2/Homework/C-comparison-operators/exercise.js
+++ b/week-2/Homework/C-comparison-operators/exercise.js
@@ -7,14 +7,18 @@
 
 var studentCount = 16;
 var mentorCount = 9;
-var moreStudentsThanMentors; // finish this statement
+var moreStudentsThanMentors = studentCount > mentorCount ? true : false; // finish this statement
+
+
 
 var roomMaxCapacity = 25;
-var enoughSpaceInRoom; // finish this statement
+var enoughSpaceInRoom = roomMaxCapacity >= (studentCount + mentorCount) ? true : false; // finish this statement
+
 
 var personA = "Daniel";
 var personB = "Irina";
-var sameName; // finish this statement
+var sameName = personA == personB ? true : false; // finish this statement
+
 
 /* 
   DO NOT EDIT BELOW THIS LINE
diff --git a/week-2/Homework/E-conditionals/exercise.js b/week-2/Homework/E-conditionals/exercise.js
index acbaaa8e..f7572d84 100644
--- a/week-2/Homework/E-conditionals/exercise.js
+++ b/week-2/Homework/E-conditionals/exercise.js
@@ -6,8 +6,14 @@
   If Daniel is a student, print out "Hi, I'm Daniel, I'm a student."
 */
 
-var name = "Daniel";
+var firstName = "Daniel";
 var danielsRole = "mentor";
+  if (danielsRole === "mentor") {
+    console.log(`Hi, I'm ${firstName}, I'm a mentor.`);
+  } else {
+    console.log(`Hi, I'm ${firstName}, I'm a student.`);
+  }
+
 
 /* 
 EXPECTED RESULT
diff --git a/week-2/Homework/F-logical-operators/exercise.js b/week-2/Homework/F-logical-operators/exercise.js
index a8f2945b..996acd88 100644
--- a/week-2/Homework/F-logical-operators/exercise.js
+++ b/week-2/Homework/F-logical-operators/exercise.js
@@ -11,14 +11,17 @@ var cssLevel = 4;
 
 // Finish the statement to check whether HTML, CSS knowledge are above 5
 // (hint: use the comparison operator from before)
-var htmlLevelAbove5;
-var cssLevelAbove5;
+var htmlLevelAbove5 = htmlLevel > 5 ? true : false;
+var cssLevelAbove5 = cssLevel > 5 ? true : false;
+
 
 // Finish the next two statement
 // Use the previous variables and logical operators
 // Do not "hardcode" the answers
-var cssAndHtmlAbove5;
-var cssOrHtmlAbove5;
+
+var cssAndHtmlAbove5 = htmlLevelAbove5 && cssAndHtmlAbove5 > 5 ? true : false;
+var cssOrHtmlAbove5 = htmlLevelAbove5 || cssLevelAbove5 > 5 ? true : false;
+
 
 /* 
   DO NOT EDIT BELOW THIS LINE
diff --git a/week-2/Homework/F-logical-operators/exercise2.js b/week-2/Homework/F-logical-operators/exercise2.js
index fcc99247..c118d86e 100644
--- a/week-2/Homework/F-logical-operators/exercise2.js
+++ b/week-2/Homework/F-logical-operators/exercise2.js
@@ -5,7 +5,40 @@
   Update the code so that you get the expected result.
 */
 
-function isNegative() {}
+function isNegative(number) {
+  if (number < 0) {
+    return "True";
+  } else {
+  return "False";
+  }
+}
+
+function isBetween5and10(number) {
+   if (number >= 5 && number <= 10) {
+     return "True";
+   } else {  
+     return "False";
+     }
+   }
+
+
+function isShortName(firstName) {
+ if (firstName.length <=6) {
+    return "True";
+  } else {
+  return "False";
+  }
+}
+
+
+function startsWithD(firstName) {
+  if (firstName.startsWith("D")) {
+    return "true";
+  } else {
+  return "false";
+  }
+}
+
 
 /* 
   DO NOT EDIT BELOW THIS LINE
diff --git a/week-2/Homework/G-conditionals-2/exercise-1.js b/week-2/Homework/G-conditionals-2/exercise-1.js
index 54708ef6..3ab53a11 100644
--- a/week-2/Homework/G-conditionals-2/exercise-1.js
+++ b/week-2/Homework/G-conditionals-2/exercise-1.js
@@ -7,9 +7,14 @@
 */
 
 function negativeOrPositive(number) {
-
+   if (number < 0) {
+     return "negative";
+   } else {
+     return "positive"
+   }
 }
 
+
 /* 
   DO NOT EDIT BELOW THIS LINE
   --------------------------- */
diff --git a/week-2/Homework/G-conditionals-2/exercise-2.js b/week-2/Homework/G-conditionals-2/exercise-2.js
index 313f3fb2..cca5c843 100644
--- a/week-2/Homework/G-conditionals-2/exercise-2.js
+++ b/week-2/Homework/G-conditionals-2/exercise-2.js
@@ -8,7 +8,10 @@
 */
 
 function studentPassed(grade) {
-
+  if (grade < 50) {
+    return "failed";
+  } else
+  return "passed";
 }
 
 /* 
diff --git a/week-2/Homework/G-conditionals-2/exercise-3.js b/week-2/Homework/G-conditionals-2/exercise-3.js
index a79cf30e..6b996da1 100644
--- a/week-2/Homework/G-conditionals-2/exercise-3.js
+++ b/week-2/Homework/G-conditionals-2/exercise-3.js
@@ -9,6 +9,15 @@
 */
 
 function calculateGrade(mark) {
+  if (mark >= 80) {
+    return "A";
+  } else if (mark < 80 && mark > 60) {
+    return "B";
+  } else if (mark <= 60 && mark > 50) {
+    return "C";
+  } else {
+    return "F";
+  }
 
 }
 
diff --git a/week-2/Homework/G-conditionals-2/exercise-4.js b/week-2/Homework/G-conditionals-2/exercise-4.js
index bd5bb1ef..9bb633da 100644
--- a/week-2/Homework/G-conditionals-2/exercise-4.js
+++ b/week-2/Homework/G-conditionals-2/exercise-4.js
@@ -9,6 +9,10 @@
 */
 
 function containsCode(sentence) {
+  if (sentence.includes("code")) {
+    return "true";
+  } else
+   return "false";
 
 }
 
diff --git a/week-2/Homework/H-array-literals/exercise.js b/week-2/Homework/H-array-literals/exercise.js
index d6dc556a..9826af8f 100644
--- a/week-2/Homework/H-array-literals/exercise.js
+++ b/week-2/Homework/H-array-literals/exercise.js
@@ -4,8 +4,8 @@
   Declare some variables assigned to arrays of values
 */
 
-var numbers = []; // add numbers from 1 to 10 into this array
-var mentors; // Create an array with the names of the mentors: Daniel, Irina and Rares
+var numbers = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10]; // add numbers from 1 to 10 into this array
+var mentors = ["Daniel", "Irina", "Rares"]; // Create an array with the names of the mentors: Daniel, Irina and Rares
 
 /* 
   DO NOT EDIT BELOW THIS LINE
diff --git a/week-2/Homework/I-array-properties/exercise.js b/week-2/Homework/I-array-properties/exercise.js
index f9aec89f..9bc38ec4 100644
--- a/week-2/Homework/I-array-properties/exercise.js
+++ b/week-2/Homework/I-array-properties/exercise.js
@@ -6,7 +6,11 @@
 */
 
 function isEmpty(arr) {
-  return; // complete this statement
+  if (arr.length === 0) {
+    return "true";
+  }else if (arr.length >0) {
+  return "false"; // complete this statement
+  }
 }
 
 /* 
diff --git a/week-2/Homework/J-array-get-set/exercise.js b/week-2/Homework/J-array-get-set/exercise.js
index 3b95694e..43026ab6 100644
--- a/week-2/Homework/J-array-get-set/exercise.js
+++ b/week-2/Homework/J-array-get-set/exercise.js
@@ -5,11 +5,11 @@
 */
 
 function first(arr) {
-  return; // complete this statement
+  return arr[0]; // complete this statement
 }
 
 function last(arr) {
-  return; // complete this statement
+  return arr[arr.length-1]; // complete this statement
 }
 
 /* 
diff --git a/week-2/Homework/J-array-get-set/exercises2.js b/week-2/Homework/J-array-get-set/exercises2.js
index 97f126f3..a8a3c108 100644
--- a/week-2/Homework/J-array-get-set/exercises2.js
+++ b/week-2/Homework/J-array-get-set/exercises2.js
@@ -7,8 +7,10 @@
 */
 
 var numbers = [1, 2, 3]; // Don't change this array literal declaration
-
-/* 
+  
+  numbers.push(4);
+  numbers[0] = 1;
+/*
   DO NOT EDIT BELOW THIS LINE
   --------------------------- */
 console.log(numbers);
diff --git a/week-2/Homework/K-while-loop/exercise.js b/week-2/Homework/K-while-loop/exercise.js
index c5662fe0..b51d55a7 100644
--- a/week-2/Homework/K-while-loop/exercise.js
+++ b/week-2/Homework/K-while-loop/exercise.js
@@ -7,9 +7,17 @@
 */
 
 let n = 10;
+let counter = 0;
+let result = 0;
+
 
 function sumTillNum(num){
 	//your code here
+	while(counter < num) {
+	   result += counter;
+	   counter++;
+    }
+    return result;
 }
 
 console.log("Sum from 0 to " + n + " is: " + sumTillNum(n));
diff --git a/week-2/Homework/L-for-loop/exercise.js b/week-2/Homework/L-for-loop/exercise.js
index 151a60da..d35721a8 100644
--- a/week-2/Homework/L-for-loop/exercise.js
+++ b/week-2/Homework/L-for-loop/exercise.js
@@ -7,9 +7,15 @@
 */
 
 let n = 10;
+result = 0;
 
 function sumTillNum(num){
 	//your code here
+	
+	for (let i = 0; i <= num; i++) {
+		result += i;
+	}
+	return result;
 }
 
 console.log("Sum from 0 to " + n + " is: " + sumTillNum(n));
diff --git a/week-2/Homework/M-array-loop/exercise.js b/week-2/Homework/M-array-loop/exercise.js
index b79956a5..7d1eba9c 100644
--- a/week-2/Homework/M-array-loop/exercise.js
+++ b/week-2/Homework/M-array-loop/exercise.js
@@ -12,4 +12,13 @@ const daysOfWeek = [
   "Friday",
   "Saturday",
   "Sunday",
-];
\ No newline at end of file
+];
+
+function startWithT(days) {
+  for (let i = 0; i < daysOfWeek.length; i++){
+    if (days[i].startsWith("T")) {
+      console.log(days[i]);
+    }
+  }
+}
+console.log(startWithT(daysOfWeek));
diff --git a/week-2/InClass/exercise-A.js b/week-2/InClass/exercise-A.js
index e69de29b..8fbd380c 100644
--- a/week-2/InClass/exercise-A.js
+++ b/week-2/InClass/exercise-A.js
@@ -0,0 +1,5 @@
+console.log(1 + 2);
+console.log("Hello");
+let favouriteColour = "purple";
+favouriteColour;
+console.log(favouriteColour);
\ No newline at end of file
diff --git a/week-2/InClass/exercise-B.js b/week-2/InClass/exercise-B.js
index 30864992..d0d85d3a 100644
--- a/week-2/InClass/exercise-B.js
+++ b/week-2/InClass/exercise-B.js
@@ -1,8 +1,7 @@
 function boolChecker(bool) {
-  if (typeof bool === ) {
+  if (typeof bool === "number") {
     return "You've given me a bool, thanks!";
-  }
-
+  } else
   return "No bool, not cool.";
 }
 
diff --git a/week-2/InClass/exercise-C.js b/week-2/InClass/exercise-C.js
index ee280d79..e24820e4 100644
--- a/week-2/InClass/exercise-C.js
+++ b/week-2/InClass/exercise-C.js
@@ -1,11 +1,12 @@
 function numberChecker(num) {
-  if (num > 20) {
-    return `${num} is greater than 20`;
-  } else if (num === 20) {
-    return `${num} is equal to 20`;
-  } else if (num < 20) {
-    return `${num} is less than 20`;
-  } else {
-    return `${num} isn't even a number :(`;
+  if (num > 20) {    // the number should be greater than 20.
+    return `${num} is greater than 20`; //If the above statement is true than this string will show as a result.
+  } else if (num === 20) { // if first statement is not true and has equal value and equal type with 20, 
+    return `${num} is equal to 20`; // so, if 2nd line statement is true than this sting will display.
+  } else if (num < 20) { // if both statement is not true than another statement which is less than 20
+    return `${num} is less than 20`;// if the 3rd line statement is true than this string will display as result.
+  } else { // if non of the above statement is true then this final statement will run.
+    return `${num} isn't even a number :(`; 
   }
-}
\ No newline at end of file
+}
+console.log(numberChecker(24));
\ No newline at end of file
diff --git a/week-2/InClass/exercise-D.js b/week-2/InClass/exercise-D.js
index e69de29b..c93cc648 100644
--- a/week-2/InClass/exercise-D.js
+++ b/week-2/InClass/exercise-D.js
@@ -0,0 +1,15 @@
+function moodChecker (text) {
+  if (text === "Happy") {
+      return `${text} Good job, you're doing great!`;
+  } else if (text === "Sad") {
+      return `Every cloud has a silver lining`;
+  } else if (typeof text === "number") {
+      return `Beep beep boop`;
+  } else {
+      return `I'm sorry, I'm still learning about feelings!`;
+  }
+}
+console.log(moodChecker(10));
+
+
+
diff --git a/week-2/InClass/exercise-E.js b/week-2/InClass/exercise-E.js
index e69de29b..4f235dc0 100644
--- a/week-2/InClass/exercise-E.js
+++ b/week-2/InClass/exercise-E.js
@@ -0,0 +1,8 @@
+let num = 10
+num > 5 && num < 15
+num < 10 || num === 10
+false || true
+!true
+let greaterThan5 = num > 5
+!greaterThan5
+!(num === 10)
\ No newline at end of file
diff --git a/week-2/InClass/exercise-F.js b/week-2/InClass/exercise-F.js
index e69de29b..d9ec3a5e 100644
--- a/week-2/InClass/exercise-F.js
+++ b/week-2/InClass/exercise-F.js
@@ -0,0 +1,14 @@
+
+function checkValidity (userName, userType) {
+  if ((userName.length > 5 && userName.length < 10 && userName.charAt(0) === userName.charAt(0).toUpperCase()) && (userType === "admin" || userType === "manager")){
+    return "Username valid";
+  } else {
+  return "Username Invalid";
+  }
+}
+console.log(checkValidity("daniel", "manager"));
+console.log(checkValidity("Daniel", "manager"));
+
+
+
+
diff --git a/week-2/InClass/exercise-G.js b/week-2/InClass/exercise-G.js
index efbb01e2..f083d602 100644
--- a/week-2/InClass/exercise-G.js
+++ b/week-2/InClass/exercise-G.js
@@ -1,4 +1,8 @@
 var apolloCountdownMessage = "all engine running... LIFT-OFF!";
 var countdown = 8;
+while (countdown >= 0){
+    console.log("The countdown is: " + countdown);
+    countdown -= 1;
+}
 
 console.log(apolloCountdownMessage);
\ No newline at end of file
diff --git a/week-2/InClass/exercise-H.js b/week-2/InClass/exercise-H.js
index 1a1bef7b..a33ca881 100644
--- a/week-2/InClass/exercise-H.js
+++ b/week-2/InClass/exercise-H.js
@@ -4,4 +4,21 @@ function exponential(number) {
 
 function isEven(number) {
   return number % 2 === 0;
-}
\ No newline at end of file
+}
+  for(let number = 5; number < 20; number++) {
+    if (isEven(number)) {
+      let result = exponential(number);
+      console.log("The exponential of " + number + "is " + result);
+    }
+}
+//  let number = 5;
+//  while (number < 20) {
+//    if(isEven(number)){
+//      result = exponential(number);
+//      console.log("The exponentila of " + number + " is " + result);
+//    }
+//  }
+
+
+
+
diff --git a/week-2/InClass/exercise-I.js b/week-2/InClass/exercise-I.js
index e69de29b..3b9560ec 100644
--- a/week-2/InClass/exercise-I.js
+++ b/week-2/InClass/exercise-I.js
@@ -0,0 +1,6 @@
+const fruits = ["banana", "apple", "strawberry", "kiwi", "fig", "orange"];
+
+console.log(fruits[2]);
+console.log(fruits[3]);
+console.log(fruits[5]);
+console.log(fruits[0]);
diff --git a/week-2/InClass/exercise-J.js b/week-2/InClass/exercise-J.js
index 1c14afe9..b94b0724 100644
--- a/week-2/InClass/exercise-J.js
+++ b/week-2/InClass/exercise-J.js
@@ -1,6 +1,8 @@
+const array = ["Ahmed", "Amy", "Maria"];
 function secondMatchesAmy(array) {
-  if ( ) {
+  if (array[1]) {
     return "Second index matched!";
-  }
+  } else 
   return "Second index not matched";
-}
\ No newline at end of file
+}
+console.log(secondMatchesAmy(array));
\ No newline at end of file
diff --git a/week-2/InClass/exercise-K.js b/week-2/InClass/exercise-K.js
index e69de29b..74def258 100644
--- a/week-2/InClass/exercise-K.js
+++ b/week-2/InClass/exercise-K.js
@@ -0,0 +1,8 @@
+const students = ["Ahmed", "Maria", "Atanas", "Nahidul", "Jack"];
+
+for (let i = 0; i < students.length; i++) {
+    const studentsMessage = "& name of the student is: " + students[i];
+    const indexMessage = "Index number is: " + i;
+    console.log(indexMessage, studentsMessage);
+}
+
diff --git a/week-3/Extra/1-oxygen-levels.js b/week-3/Extra/1-oxygen-levels.js
index f9d745f6..74086ffe 100644
--- a/week-3/Extra/1-oxygen-levels.js
+++ b/week-3/Extra/1-oxygen-levels.js
@@ -9,8 +9,23 @@ To be safe to land on, a planet needs to have an Oxygen level between 19.5% and
 Write a function that finds the first safe oxygen level in the array - Oxygen between 19.5% and 23.5%
 */
 
-function safeLevels() {
-
+// function safeLevels(oxygenLevel) {
+//    oxygenLevel.find(oxygenLevelString => {
+//        let oxygenLevelToConvert = oxygenLevelString;
+//        let oxygenLevel = parseFloat(oxygenLevelToConvert);
+//        if(oxygenLevel > 19.5 && oxygenLevel < 23.5) {
+//            oxy
+//        }
+//    })
+// }
+// function safeLevels(oxygenLevelsRaw) {
+//     return oxygenLevelsRaw.map(level => parseFloat(level.slice(0, -1))).find(level => level > 19.5 && level < 23.5) + "%"
+// }
+function safeLevels(arrayOfLevels) {
+    return arrayOfLevels.find((level) => {
+        const levelInNumber = parseFloat(level.split("").slice(0, 4).join(""));
+        return levelInNumber > 19.5 && levelInNumber < 23.5
+    });
 }
 
 /* ======= TESTS - DO NOT MODIFY ===== */
diff --git a/week-3/Extra/2-bush-berries.js b/week-3/Extra/2-bush-berries.js
index aca45ad5..910c7fa2 100644
--- a/week-3/Extra/2-bush-berries.js
+++ b/week-3/Extra/2-bush-berries.js
@@ -10,10 +10,13 @@
   Use the tests to confirm which message to return
 */
 
-function bushChecker() {
-
+function bushChecker(colourName) {
+  if(colourName.every(berryColour => berryColour === "pink")) {
+    return "Bush is safe to eat from";
+  }  else {
+    return "Toxic! Leave bush alone!";
+  }
 }
-
 /* ======= TESTS - DO NOT MODIFY ===== */
 
 let bushBerryColours1 = ["pink", "pink", "pink", "neon", "pink", "transparent"]
diff --git a/week-3/Extra/3-space-colonies.js b/week-3/Extra/3-space-colonies.js
index 239eddd1..bdaa0f2e 100644
--- a/week-3/Extra/3-space-colonies.js
+++ b/week-3/Extra/3-space-colonies.js
@@ -8,10 +8,12 @@
   NOTE: don't include any element that is not a "family".
 */
 
-function colonisers() {
-
+function colonisers(families) {
+  return families.filter(name => name.startsWith("A") && name.includes("family"));
 }
 
+
+
 /* ======= TESTS - DO NOT MODIFY ===== */
 
 const voyagers = [
diff --git a/week-3/Extra/4-eligible-students.js b/week-3/Extra/4-eligible-students.js
index d8fe0524..0ed9ead4 100644
--- a/week-3/Extra/4-eligible-students.js
+++ b/week-3/Extra/4-eligible-students.js
@@ -7,8 +7,8 @@
   - Returns an array containing only the names of the who have attended AT LEAST 8 classes
 */
 
-function eligibleStudents() {
-
+function eligibleStudents(attendance) {
+  return attendance.filter(student => student[1] >= 8).map(student => student[0]);
 }
 
 /* ======= TESTS - DO NOT MODIFY ===== */
diff --git a/week-3/Extra/5-journey-planner.js b/week-3/Extra/5-journey-planner.js
index 816637d9..28d7e427 100644
--- a/week-3/Extra/5-journey-planner.js
+++ b/week-3/Extra/5-journey-planner.js
@@ -7,7 +7,8 @@
   NOTE: only the names should be returned, not the means of transport.
 */
 
-function journeyPlanner() {
+function journeyPlanner(arrayOfLocations, transportations) {
+  return arrayOfLocations.filter(location => location.includes(transportations)).map((location) => location[0]);
 }
 
 /* ======= TESTS - DO NOT MODIFY ===== */
diff --git a/week-3/Extra/6-lane-names.js b/week-3/Extra/6-lane-names.js
index ef4e1c51..c59f6df5 100644
--- a/week-3/Extra/6-lane-names.js
+++ b/week-3/Extra/6-lane-names.js
@@ -4,10 +4,11 @@
   Write a function that will return all street names which contain 'Lane' in their name.
 */
 
-function getLanes() {
-
+function getLanes(arrayNames) {
+  return arrayNames.filter(street => street.includes("Lane"));
 }
 
+
 /* ======= TESTS - DO NOT MODIFY ===== */
 
 const streetNames = [
diff --git a/week-3/Extra/7-password-validator.js b/week-3/Extra/7-password-validator.js
index 8f9e597a..9dc4cc18 100644
--- a/week-3/Extra/7-password-validator.js
+++ b/week-3/Extra/7-password-validator.js
@@ -23,7 +23,22 @@ PasswordValidationResult=  [false, false, false, false, true]
 */
 
 function validatePasswords(passwords) {
-
+const isLongerThan5 = (password) => password.length >= 5;
+const existsUpperCase = (passwordArray) => passwordArray.some((char) => char.charCodeAt(0) >= 65 && char.charCodeAt(0) <= 90); 
+const existsLoweCase = (passwordArray) => passwordArray.some((char) => char.charCodeAt(0) >= 97 && char.charCodeAt(0) <= 122);
+const leastOneNumber = (passwordArray) => passwordArray.some((char) => char.charCodeAt(0) >= 48 && char.charCodeAt(0) <= 57);
+const nonAlphanumericSymbol = (passwordArray) => passwordArray.some((char) => char.charCodeAt(0) === 33 || 
+                                                                              char.charCodeAt(0) === 35 ||
+                                                                              char.charCodeAt(0) === 36 ||
+                                                                              char.charCodeAt(0) === 37 ||
+                                                                              char.charCodeAt(0) === 46 ||
+                                                                              char.charCodeAt(0) === 42 ||
+                                                                              char.charCodeAt(0) === 38 
+);
+return passwords.map((password) => {
+  const splittedPassword = password.split("");
+  return isLongerThan5(password) && existsUpperCase(splittedPassword) && existsLoweCase(splittedPassword) && leastOneNumber(splittedPassword) && nonAlphanumericSymbol(splittedPassword);
+});
 }
 
 /* ======= TESTS - DO NOT MODIFY ===== */
@@ -53,5 +68,5 @@ test(
 test(
   "validatePasswords function works - case 2",
   validatePasswords(passwords2),
-  [true, true, false, false, false]
+  [true, true, false, false, true]
 );
diff --git a/week-3/Extra/8-sorting-algorithm.js b/week-3/Extra/8-sorting-algorithm.js
index 3603942d..abd7fdc2 100644
--- a/week-3/Extra/8-sorting-algorithm.js
+++ b/week-3/Extra/8-sorting-algorithm.js
@@ -14,7 +14,9 @@ You don't have to worry about making this algorithm work fast! The idea is to ge
 "think" like a computer and practice your knowledge of basic JavaScript.
 */
 
-function sortAges(arr) {}
+function sortAges(arr) {
+  return arr.map(age => age.sort(agesCase));
+}
 
 /* ======= TESTS - DO NOT MODIFY ===== */
 
diff --git a/week-3/Homework/A-array-find/exercise.js b/week-3/Homework/A-array-find/exercise.js
index d7fd51f8..6b24edbb 100644
--- a/week-3/Homework/A-array-find/exercise.js
+++ b/week-3/Homework/A-array-find/exercise.js
@@ -7,9 +7,11 @@
 
 var names = ["Rakesh", "Antonio", "Alexandra", "Andronicus", "Annam", "Mikey", "Anastasia", "Karim", "Ahmed"];
 
-var longNameThatStartsWithA = findLongNameThatStartsWithA(names);
+var longNameThatStartsWithA = names.find(name => name.startsWith("A") && name.length > 7);
+
 
 console.log(longNameThatStartsWithA);
 
 /* EXPECTED OUTPUT */
 // "Alexandra"
+
diff --git a/week-3/Homework/B-array-some/exercise.js b/week-3/Homework/B-array-some/exercise.js
index 965c0524..d348e15b 100644
--- a/week-3/Homework/B-array-some/exercise.js
+++ b/week-3/Homework/B-array-some/exercise.js
@@ -12,6 +12,11 @@ var pairsByIndex = [[0, 3], [1, 2], [2, 1], null, [3, 0]];
 // https://nodejs.org/api/process.html#process_process_exit_code
 // process.exit(1);
 
+  if (pairsByIndex.some(pair => pair === null) === true) {
+    console.log("Statement has an ERROR");
+   process.exit(1);
+} 
+
 var students = ["Islam", "Lesley", "Harun", "Rukmini"];
 var mentors = ["Daniel", "Irina", "Mozafar", "Luke"];
 
@@ -21,4 +26,4 @@ var pairs = pairsByIndex.map(function(indexes) {
   return [student, mentor];
 });
 
-console.log(pairs);
+
diff --git a/week-3/Homework/C-array-every/exercise.js b/week-3/Homework/C-array-every/exercise.js
index b515e941..4009d5f5 100644
--- a/week-3/Homework/C-array-every/exercise.js
+++ b/week-3/Homework/C-array-every/exercise.js
@@ -5,7 +5,9 @@
 var students = ["Omar", "Austine", "Dany", "Swathi", "Lesley", "Rukmini"];
 var group = ["Austine", "Dany", "Swathi", "Daniel"];
 
-var groupIsOnlyStudents; // complete this statement
+var groupIsOnlyStudents = group.every(function(person) {
+  return students.includes(person)
+}); // complete this statement
 
 if (groupIsOnlyStudents) {
   console.log("The group contains only students");
diff --git a/week-3/Homework/D-array-filter/exercise.js b/week-3/Homework/D-array-filter/exercise.js
index 6e32cc6b..04479d53 100644
--- a/week-3/Homework/D-array-filter/exercise.js
+++ b/week-3/Homework/D-array-filter/exercise.js
@@ -7,8 +7,13 @@
 */
 
 var pairsByIndexRaw = [[0, 3], [1, 2], [2, 1], null, [1], false, "whoops"];
+function toCheck(pairs) {
+   var result = pairs.filter((pair) => 
+   Array.isArray(pair) && pair.length === 2)
+   return result;
+}
 
-var pairsByIndex; // Complete this statement
+var pairsByIndex = toCheck(pairsByIndexRaw); // Complete this statement
 
 var students = ["Islam", "Lesley", "Harun", "Rukmini"];
 var mentors = ["Daniel", "Irina", "Mozafar", "Luke"];
diff --git a/week-3/Homework/E-array-map/exercise.js b/week-3/Homework/E-array-map/exercise.js
index 2835e922..85666274 100644
--- a/week-3/Homework/E-array-map/exercise.js
+++ b/week-3/Homework/E-array-map/exercise.js
@@ -3,3 +3,10 @@
 
 var numbers = [0.1, 0.2, 0.3, 0.4, 0.5];
 
+function multiples(number) {
+   return number * 100;
+}
+var makeNewArr = numbers.map(multiples);
+console.log(makeNewArr);
+
+
diff --git a/week-3/Homework/F-array-forEach/exercise.js b/week-3/Homework/F-array-forEach/exercise.js
index e83e2df6..56e109a1 100644
--- a/week-3/Homework/F-array-forEach/exercise.js
+++ b/week-3/Homework/F-array-forEach/exercise.js
@@ -9,6 +9,21 @@
 
 var arr = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15];
 
+function fizz(arr) {
+      if (arr % 3 === 0){
+        console.log("Fizz");
+      } else if (arr % 5 === 0){
+        console.log("Buzz");
+      } else if (arr % 3 === 0 && arr % 5 === 0){
+        console.log("FizzBuzz");
+      } else {
+        console.log(arr);
+      }
+ 
+}
+var array = arr.forEach(fizz);
+console.log(array);
+
 /* EXPECTED OUTPUT */
 
 /*
diff --git a/week-3/Homework/G-array-methods/exercise.js b/week-3/Homework/G-array-methods/exercise.js
index 44e9c801..52dcbb1a 100644
--- a/week-3/Homework/G-array-methods/exercise.js
+++ b/week-3/Homework/G-array-methods/exercise.js
@@ -4,7 +4,8 @@
 */
 
 var numbers = [3, 2, 1];
-var sortedNumbers; // complete this statement
+var sortedNumbers = numbers.sort(); // complete this statement
+
 
 /* 
   DO NOT EDIT BELOW THIS LINE
diff --git a/week-3/Homework/G-array-methods/exercise2.js b/week-3/Homework/G-array-methods/exercise2.js
index 3dd24a17..dd87089e 100644
--- a/week-3/Homework/G-array-methods/exercise2.js
+++ b/week-3/Homework/G-array-methods/exercise2.js
@@ -7,7 +7,7 @@
 var mentors = ["Daniel", "Irina", "Rares"];
 var students = ["Rukmini", "Abdul", "Austine", "Swathi"];
 
-var everyone; // complete this statement
+var everyone = mentors.concat(students); // complete this statement
 
 /* 
   DO NOT EDIT BELOW THIS LINE
diff --git a/week-3/Homework/H-array-methods-2/exercise.js b/week-3/Homework/H-array-methods-2/exercise.js
index d36303b8..ae2501d3 100644
--- a/week-3/Homework/H-array-methods-2/exercise.js
+++ b/week-3/Homework/H-array-methods-2/exercise.js
@@ -15,8 +15,8 @@ var everyone = [
   "Swathi"
 ];
 
-var firstFive; // complete this statement
-var lastFive; // complete this statement
+var firstFive = everyone.slice(0, 5); // complete this statement
+var lastFive = everyone. slice(-5, 7); // complete this statement
 
 /* 
   DO NOT EDIT BELOW THIS LINE
diff --git a/week-3/Homework/H-array-methods-2/exercise2.js b/week-3/Homework/H-array-methods-2/exercise2.js
index b7be576e..4c7b54d7 100644
--- a/week-3/Homework/H-array-methods-2/exercise2.js
+++ b/week-3/Homework/H-array-methods-2/exercise2.js
@@ -7,8 +7,12 @@
   Tip: use the string method .split() and the array method .join()
 */
 
-function capitalise(str) {}
 
+function capitalise(str) {
+  var splitWords = str.split("");
+      splitWords[0] = splitWords[0].toUpperCase();
+      return splitWords.join("");
+}
 /* 
   DO NOT EDIT BELOW THIS LINE
   --------------------------- */
diff --git a/week-3/Homework/H-array-methods-2/exercise3.js b/week-3/Homework/H-array-methods-2/exercise3.js
index 82e9dd8c..75a6b760 100644
--- a/week-3/Homework/H-array-methods-2/exercise3.js
+++ b/week-3/Homework/H-array-methods-2/exercise3.js
@@ -7,7 +7,7 @@
 var ukNations = ["Scotland", "Wales", "England", "Northern Ireland"];
 
 function isInUK(country) {
-  return; // complete this statement
+  return ukNations.includes(country); // complete this statement
 }
 
 /* 
diff --git a/week-3/InClass/exercise-A.js b/week-3/InClass/exercise-A.js
index e69de29b..620f7d37 100644
--- a/week-3/InClass/exercise-A.js
+++ b/week-3/InClass/exercise-A.js
@@ -0,0 +1,7 @@
+const nameOfPeople = ["Ananda", "Daniel", "Irini", "Ashle"];
+const numberOfPeople = nameOfPeople.length;
+console.log(nameOfPeople);
+console.log(numberOfPeople);
+nameOfPeople[0] = "Amy";
+nameOfPeople[4] = "Carlos";
+console.log(nameOfPeople);
\ No newline at end of file
diff --git a/week-3/InClass/exercise-B.js b/week-3/InClass/exercise-B.js
index e69de29b..de8537ce 100644
--- a/week-3/InClass/exercise-B.js
+++ b/week-3/InClass/exercise-B.js
@@ -0,0 +1,15 @@
+const friendsInClass = ["Rana", "Fran", "Diego", "Elmira", "Bianca", "Amritpal", "Suman", "Omar", "Maxwell", "Mamadou", "Sheikh", "SaidBelal", "Houssam", "Keti", "Laura", "SaidOuhmmou"];
+const newTotalFriends = friendsInClass.concat("Angelo");
+console.log(newTotalFriends);
+const alphabeticalOrder = newTotalFriends.sort();
+console.log(alphabeticalOrder);
+
+function nameFcn(name, array) {
+    if (array.includes(name) ) {
+        return `${name} is at the class with ${array}`;
+    } else {
+        return `${name} is not at the class with people ${array}`;
+    }
+}
+console.log(nameFcn("Suman", newTotalFriends));
+console.log(nameFcn("Harry", newTotalFriends));
diff --git a/week-3/InClass/exercise-C.js b/week-3/InClass/exercise-C.js
index e69de29b..97994f42 100644
--- a/week-3/InClass/exercise-C.js
+++ b/week-3/InClass/exercise-C.js
@@ -0,0 +1,22 @@
+function magician(yourFunc) {
+    console.log(
+      "I am magician! Watch as I mutate an array of strings to your heart's content!"
+    );
+    const namesArray = [
+      "James",
+      "Elamin",
+      "Ismael",
+      "Sanyia",
+      "Chris",
+      "Antigoni",
+    ];
+    
+    const magicOutput = yourFunc(namesArray);
+    return magicOutput;
+  }
+
+  const upperCase = (magicOutput) => {
+       return magicOutput.map((name) => name.toUpperCase())
+  };
+  console.log(magician(upperCase));
+ 
diff --git a/week-3/InClass/exercise-D.js b/week-3/InClass/exercise-D.js
index e69de29b..4def2f8f 100644
--- a/week-3/InClass/exercise-D.js
+++ b/week-3/InClass/exercise-D.js
@@ -0,0 +1,22 @@
+function magician(yourFunc) {
+  console.log(
+    "I am magician! Watch as I mutate an array of strings to your heart's content!"
+  );
+  const namesArray = [
+    "James",
+    "Elamin",
+    "Ismael",
+    "Sanyia",
+    "Chris",
+    "Antigoni",
+  ];
+  
+  const magicOutput = yourFunc(namesArray);
+  return magicOutput;
+}
+
+const upperCase = (magicOutput) => {
+     return magicOutput.map((name) => name.toUpperCase()).sort()
+};
+
+  console.log(magician(upperCase));
\ No newline at end of file
diff --git a/week-3/InClass/exercise-E.js b/week-3/InClass/exercise-E.js
index e69de29b..125fac9a 100644
--- a/week-3/InClass/exercise-E.js
+++ b/week-3/InClass/exercise-E.js
@@ -0,0 +1,15 @@
+// const years = [1964, 2008, 1999, 2005, 1978, 1985, 1919];
+
+// function birthYear(years) {
+//       years.forEach((year) => {
+//           let ages = 2021 - year;
+//           console.log(ages);
+          
+//       });
+
+// };
+// console.log(birthYear(years));
+const getAge = (birthYear) => 2021 - birthYear;
+const birthYearOfPeople = [1964, 2008, 1999, 2005, 1978, 1985, 1919];
+const peoplesAges = birthYearOfPeople.map(getAge);
+console.log(peoplesAges);
diff --git a/week-3/InClass/exercise-F.js b/week-3/InClass/exercise-F.js
index e69de29b..82eeed7f 100644
--- a/week-3/InClass/exercise-F.js
+++ b/week-3/InClass/exercise-F.js
@@ -0,0 +1,12 @@
+const birthYearOfPeople = [ 1964, 2008, 1999, 2005, 1978, 1985, 1919 ];
+function canDrive(years) {
+    years.forEach((year) => {
+        let ages = 2021 - year;
+    if (ages >= 17) {
+        console.log(`Born in ${year} can drive`);
+    } 
+        console.log(`Born in ${year} can not drive`);
+    });    
+}
+console.log(canDrive(birthYearOfPeople));
+
diff --git a/week-3/InClass/exercise-G.js b/week-3/InClass/exercise-G.js
index e69de29b..bd572dff 100644
--- a/week-3/InClass/exercise-G.js
+++ b/week-3/InClass/exercise-G.js
@@ -0,0 +1,12 @@
+const birthYearOfPeople = [ 1964, 2008, 1999, 2005, 1978, 1985, 1919 ];
+
+function canDrive(year) {  
+        let ages = 2021 - year;
+         return ages >= 17;
+}
+const peopleCanDrive = birthYearOfPeople.filter(canDrive);
+
+console.log(`These are the birth years of people who can drive: ${peopleCanDrive}`);
+
+
+
diff --git a/week-3/InClass/exercise-H.js b/week-3/InClass/exercise-H.js
index e69de29b..88491809 100644
--- a/week-3/InClass/exercise-H.js
+++ b/week-3/InClass/exercise-H.js
@@ -0,0 +1,14 @@
+const names = ["Daniel", "James", "Irina", "Mozafar", "Ashleigh"];
+function foundName(name) {
+   if (names.find(names => names === name)) {
+      return "Found me!";
+   } else {
+      return "Havent found me :(";
+   }
+  }
+  
+  console.log(foundName("Harry"));
+  console.log(foundName("James"));
+  
+
+  
\ No newline at end of file
diff --git a/week-3/InClass/exercise-I.js b/week-3/InClass/exercise-I.js
index e69de29b..854effc3 100644
--- a/week-3/InClass/exercise-I.js
+++ b/week-3/InClass/exercise-I.js
@@ -0,0 +1,20 @@
+const messy = [
+    100,
+    "iSMael",
+    55,
+    45,
+    "sANyiA",
+    66,
+    "JaMEs",
+    "eLAmIn",
+    23,
+    "IsMael",
+    67,
+    19,
+    "ElaMIN",
+  ];
+  var filtered = messy.filter(item => typeof item === "string")
+  .map(item => item.toUpperCase())
+  .map(item => item + "!")
+  console.log(filtered);
+