From 09dcb6e28cb45c842acc89d569df27fc564db05c Mon Sep 17 00:00:00 2001
From: Dawit-Dev <100426510+Dawit-Dev@users.noreply.github.com>
Date: Fri, 25 Feb 2022 15:51:37 +0000
Subject: [PATCH 1/6] My first console.log

---
 exercises/B-hello-world/exercise.js | 1 +
 1 file changed, 1 insertion(+)

diff --git a/exercises/B-hello-world/exercise.js b/exercises/B-hello-world/exercise.js
index b179ee953..80a4db1f0 100644
--- a/exercises/B-hello-world/exercise.js
+++ b/exercises/B-hello-world/exercise.js
@@ -1 +1,2 @@
 console.log("Hello world");
+console.log("Hello world I'm so excited today");

From 3956340576bf872ba9de7d365f6d9928b0015a9d Mon Sep 17 00:00:00 2001
From: Dawit-Dev <100426510+Dawit-Dev@users.noreply.github.com>
Date: Fri, 25 Feb 2022 16:56:49 +0000
Subject: [PATCH 2/6] Multiple console logs

---
 exercises/B-hello-world/exercise.js | 1 +
 1 file changed, 1 insertion(+)

diff --git a/exercises/B-hello-world/exercise.js b/exercises/B-hello-world/exercise.js
index 80a4db1f0..ca943698e 100644
--- a/exercises/B-hello-world/exercise.js
+++ b/exercises/B-hello-world/exercise.js
@@ -1,2 +1,3 @@
 console.log("Hello world");
 console.log("Hello world I'm so excited today");
+console.log("Hello world I'm so excited today because I have started to learn JavaScript");

From 84795225cd0eb3d18d1a13e058fba675e7d7dc7a Mon Sep 17 00:00:00 2001
From: Dawit-Dev <100426510+Dawit-Dev@users.noreply.github.com>
Date: Sun, 27 Feb 2022 15:38:02 +0000
Subject: [PATCH 3/6] Completed exercises A - C

---
 exercises/B-hello-world/exercise.js | 8 ++++++--
 exercises/C-variables/README.md     | 2 +-
 2 files changed, 7 insertions(+), 3 deletions(-)

diff --git a/exercises/B-hello-world/exercise.js b/exercises/B-hello-world/exercise.js
index ca943698e..ff5439a8b 100644
--- a/exercises/B-hello-world/exercise.js
+++ b/exercises/B-hello-world/exercise.js
@@ -1,3 +1,7 @@
 console.log("Hello world");
-console.log("Hello world I'm so excited today");
-console.log("Hello world I'm so excited today because I have started to learn JavaScript");
+console.log("Hello world");
+// console.log(Hello);
+ 
+var greeting = "Hello, I'm learning JavaScript";
+greeting = "Hello world";
+console.log(greeting);
\ No newline at end of file
diff --git a/exercises/C-variables/README.md b/exercises/C-variables/README.md
index 40859b3a8..d7c16c0dc 100644
--- a/exercises/C-variables/README.md
+++ b/exercises/C-variables/README.md
@@ -1,4 +1,4 @@
-When you write code, you'll want to create shortcuts to data values so you can don't have to write out the same value every time.
+When you write code, you'll want to create shortcuts to data values so you don't have to write out the same value every time.
 
 We can use _variable_ to create a reference to a value.
 

From 2a2e775dae36264cd77e710d679d79f218dba7d3 Mon Sep 17 00:00:00 2001
From: Dawit-Dev <100426510+Dawit-Dev@users.noreply.github.com>
Date: Tue, 2 Aug 2022 15:24:49 +0100
Subject: [PATCH 4/6] Exercise b completed

---
 exercises/C-variables/exercise.js | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/exercises/C-variables/exercise.js b/exercises/C-variables/exercise.js
index a6bbb9786..dd31c60bb 100644
--- a/exercises/C-variables/exercise.js
+++ b/exercises/C-variables/exercise.js
@@ -1,3 +1,8 @@
 // Start by creating a variable `greeting`
+var greeting;
+greeting = "Hello World";
+console.log(greeting);
+console.log(greeting);
+console.log(greeting);
 
 console.log(greeting);

From 7b524f2f406b569cdf061ecf86c9f1a10aa92fd4 Mon Sep 17 00:00:00 2001
From: Dawit-Dev <100426510+Dawit-Dev@users.noreply.github.com>
Date: Tue, 2 Aug 2022 15:41:34 +0100
Subject: [PATCH 5/6] Completed mandatory exercise

---
 mandatory/1-syntax-errors.js   | 13 ++++++++-----
 mandatory/2-logic-error.js     | 12 ++++++------
 mandatory/3-function-output.js | 10 +++++++++-
 mandatory/4-tax.js             | 15 ++++++++++++---
 4 files changed, 35 insertions(+), 15 deletions(-)

diff --git a/mandatory/1-syntax-errors.js b/mandatory/1-syntax-errors.js
index a10cc9ac2..9d6a400d8 100644
--- a/mandatory/1-syntax-errors.js
+++ b/mandatory/1-syntax-errors.js
@@ -1,16 +1,19 @@
 // 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(name, age) {
+  return "Hello, my name is " + name + " and I am " + age + " years old";
+
+}
+console.log(introduceMe("Dawit", 50))
 
 function getTotal(a, b) {
-  total = a ++ b;
+  let total = a + b;
 
-  return "The total is total";
+  return "The total is " + total;
 }
 
 /* 
diff --git a/mandatory/2-logic-error.js b/mandatory/2-logic-error.js
index 9cca7603b..29dbb2dd6 100644
--- a/mandatory/2-logic-error.js
+++ b/mandatory/2-logic-error.js
@@ -1,17 +1,17 @@
 // 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();
 }
-
+ 
 function getStringLength(word) {
-  return "word".length();
+  return word.length;
 }
-
+ 
 function multiply(a, b, c) {
-  a * b * c;
-  return;
+  return a * b * c;
 }
+console.log(multiply(2, 5, 6));
 
 /* 
 ===================================================
diff --git a/mandatory/3-function-output.js b/mandatory/3-function-output.js
index 5a953ba60..10441cfde 100644
--- a/mandatory/3-function-output.js
+++ b/mandatory/3-function-output.js
@@ -2,16 +2,24 @@
 function getRandomNumber() {
   return Math.random() * 10;
 }
-
+ //*
+// The random() method returns a random value that is greater than or equal to 0.0 and less than 1.0.
+//*
 // Add comments to explain what this function does. You're meant to use Google!
 function combine2Words(word1, word2) {
   return word1.concat(word2);
 }
+//*
+// This function will join the two words without space between them.
+//*
 
 function concatenate(firstWord, secondWord, thirdWord) {
   // Write the body of this function to concatenate three words together.
   // Look at the test case below to understand what this function is expected to return.
+  return firstWord.concat(" ", secondWord).concat(" ", thirdWord);
 }
+ 
+console.log(concatenate("Code", "Your","Future"));
 
 /* 
 ===================================================
diff --git a/mandatory/4-tax.js b/mandatory/4-tax.js
index ba77c7ae2..0e859e465 100644
--- a/mandatory/4-tax.js
+++ b/mandatory/4-tax.js
@@ -5,7 +5,11 @@
   Sales tax is 20% of the price of the product.
 */
 
-function calculateSalesTax() {}
+function calculateSalesTax(price) {
+  let salesTax = (price * 20) / 100;
+  let totalPrice = price + salesTax;
+  return totalPrice;
+}
 
 /*
   CURRENCY FORMATTING
@@ -17,8 +21,13 @@ function calculateSalesTax() {}
   Remember that the prices must include the sales tax (hint: you already wrote a function for this!)
 */
 
-function addTaxAndFormatCurrency() {}
-
+function addTaxAndFormatCurrency(amount) {
+  // const total = calculateSalesTax(amount);
+  // const formattedTotal = `£${total.toFixed(2)}`;
+  // return formattedTotal;
+  return `£${calculateSalesTax(amount).toFixed(2)}`;
+}
+console.log(addTaxAndFormatCurrency(17.5));
 /* 
 ===================================================
 ======= TESTS - DO NOT MODIFY BELOW THIS LINE =====

From d354fff886f5f75ccf134b36d8de8d4a57e04fc5 Mon Sep 17 00:00:00 2001
From: Dawit-Dev <100426510+Dawit-Dev@users.noreply.github.com>
Date: Tue, 2 Aug 2022 16:16:47 +0100
Subject: [PATCH 6/6] Completed exercise

---
 exercises/D-strings/exercise.js               |  2 ++
 exercises/E-strings-concatenation/exercise.js |  5 ++++-
 exercises/F-strings-methods/exercise.js       |  7 ++++++-
 exercises/F-strings-methods/exercise2.js      |  8 ++++++--
 exercises/G-numbers/exercise.js               | 11 +++++++++++
 exercises/I-floats/exercise.js                |  6 ++++++
 exercises/J-functions/exercise.js             |  2 ++
 exercises/J-functions/exercise2.js            |  4 ++++
 exercises/K-functions-parameters/exercise.js  |  4 +++-
 exercises/K-functions-parameters/exercise2.js |  5 ++++-
 exercises/K-functions-parameters/exercise3.js |  5 ++++-
 exercises/K-functions-parameters/exercise4.js |  5 +++++
 exercises/K-functions-parameters/exercise5.js |  4 ++++
 exercises/L-functions-nested/exercise.js      |  9 +++++++++
 14 files changed, 70 insertions(+), 7 deletions(-)

diff --git a/exercises/D-strings/exercise.js b/exercises/D-strings/exercise.js
index 2cffa6a81..f2422aefc 100644
--- a/exercises/D-strings/exercise.js
+++ b/exercises/D-strings/exercise.js
@@ -1,3 +1,5 @@
 // Start by creating a variable `message`
+var message = "This is a string";
 
 console.log(message);
+console.log(typeof (message));
diff --git a/exercises/E-strings-concatenation/exercise.js b/exercises/E-strings-concatenation/exercise.js
index 2cffa6a81..eecdc731e 100644
--- a/exercises/E-strings-concatenation/exercise.js
+++ b/exercises/E-strings-concatenation/exercise.js
@@ -1,3 +1,6 @@
 // Start by creating a variable `message`
-
+var greetingStart = "Hello, my name is ";
+var name = "Dawit";
+var message = greetingStart + name;
 console.log(message);
+
diff --git a/exercises/F-strings-methods/exercise.js b/exercises/F-strings-methods/exercise.js
index 2cffa6a81..14cc464d2 100644
--- a/exercises/F-strings-methods/exercise.js
+++ b/exercises/F-strings-methods/exercise.js
@@ -1,3 +1,8 @@
 // Start by creating a variable `message`
-
+var name = "Dawit";
+var messageStart = "My name is";
+var messageMiddle = "and my name is";
+var messageEnd = "charactors long";
+var nameLength = name.nameLength;
+var message = messageStart + " " + name + " " + messageMiddle + " " + name.length + " " + messageEnd;
 console.log(message);
diff --git a/exercises/F-strings-methods/exercise2.js b/exercises/F-strings-methods/exercise2.js
index b4b46943d..86da76f23 100644
--- a/exercises/F-strings-methods/exercise2.js
+++ b/exercises/F-strings-methods/exercise2.js
@@ -1,3 +1,7 @@
-const name = " Daniel  ";
-
+var name = "   Dawit     ";
+var messageStart = "My name is";
+var messageMiddle = "and my name is";
+var messageEnd = "characters long";
+var nameLength = name.nameLength;
+var message = messageStart + " " + name.trim() + " " + messageMiddle + " " + name.length + " " + messageEnd;
 console.log(message);
diff --git a/exercises/G-numbers/exercise.js b/exercises/G-numbers/exercise.js
index 49e7bc00b..5785139eb 100644
--- a/exercises/G-numbers/exercise.js
+++ b/exercises/G-numbers/exercise.js
@@ -1 +1,12 @@
 // Start by creating a variables `numberOfStudents` and `numberOfMentors`
+var numberOfStudents = 15;
+var student = "Number of students: ";
+var numberOfMentors = 8;
+var mentors = "Number of mentors: ";
+
+var total = numberOfStudents + numberOfMentors;
+var totalOfAll = "Total number of students and mentors: ";
+
+console.log(student + numberOfStudents);
+console.log(mentors + numberOfMentors);
+console.log(totalOfAll + total);
\ No newline at end of file
diff --git a/exercises/I-floats/exercise.js b/exercises/I-floats/exercise.js
index a5bbcd852..5c3e2bdaf 100644
--- a/exercises/I-floats/exercise.js
+++ b/exercises/I-floats/exercise.js
@@ -1,2 +1,8 @@
 var numberOfStudents = 15;
 var numberOfMentors = 8;
+
+let total = numberOfStudents + numberOfMentors
+let studentsPercentage = numberOfStudents / total * 100
+console.log(Math.round(studentsPercentage) + "%")
+let mentorsPercentage = (numberOfMentors * 100) / total
+console.log(Math.round(mentorsPercentage) + "%")
diff --git a/exercises/J-functions/exercise.js b/exercises/J-functions/exercise.js
index 0ae5850e5..5ff2c92e2 100644
--- a/exercises/J-functions/exercise.js
+++ b/exercises/J-functions/exercise.js
@@ -1,5 +1,7 @@
 function halve(number) {
+  var number = 12;
   // complete the function here
+  return number - (number / 2);
 }
 
 var result = halve(12);
diff --git a/exercises/J-functions/exercise2.js b/exercises/J-functions/exercise2.js
index 82ef5e780..05aaf247b 100644
--- a/exercises/J-functions/exercise2.js
+++ b/exercises/J-functions/exercise2.js
@@ -1,7 +1,11 @@
 function triple(number) {
   // complete function here
+  var number = 12;
+    return number = (number * 3);
+
 }
 
 var result = triple(12);
 
 console.log(result);
+
diff --git a/exercises/K-functions-parameters/exercise.js b/exercises/K-functions-parameters/exercise.js
index 8d5db5e69..186477d47 100644
--- a/exercises/K-functions-parameters/exercise.js
+++ b/exercises/K-functions-parameters/exercise.js
@@ -1,9 +1,11 @@
 // 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 result = a * b;
 }
 
 // Assign the result of calling the function the variable `result`
 var result = multiply(3, 4);
 
 console.log(result);
+
diff --git a/exercises/K-functions-parameters/exercise2.js b/exercises/K-functions-parameters/exercise2.js
index db7a8904b..cddf63e7b 100644
--- a/exercises/K-functions-parameters/exercise2.js
+++ b/exercises/K-functions-parameters/exercise2.js
@@ -1,5 +1,8 @@
 // Declare your function first
+function divide(a, b) {
+    return result = a / b;
+}
 
-var result = divide(3, 4);
+var result = divide(1.5, 2);
 
 console.log(result);
diff --git a/exercises/K-functions-parameters/exercise3.js b/exercises/K-functions-parameters/exercise3.js
index 537e9f4ec..5ca0cd138 100644
--- a/exercises/K-functions-parameters/exercise3.js
+++ b/exercises/K-functions-parameters/exercise3.js
@@ -1,5 +1,8 @@
 // Write your function here
+function createGreeting(name) {
+  return greeting = `Hello, my name is ${name}`
+}
 
-var greeting = createGreeting("Daniel");
+var greeting = createGreeting("Dawit");
 
 console.log(greeting);
diff --git a/exercises/K-functions-parameters/exercise4.js b/exercises/K-functions-parameters/exercise4.js
index 7ab44589e..fcb60ec6d 100644
--- a/exercises/K-functions-parameters/exercise4.js
+++ b/exercises/K-functions-parameters/exercise4.js
@@ -1,5 +1,10 @@
 // Declare your function first
+function passing(a, b) {
+    return sum = a + b;
+}
 
 // Call the function and assign to a variable `sum`
+var sum = passing(13, 124)
 
 console.log(sum);
+
diff --git a/exercises/K-functions-parameters/exercise5.js b/exercises/K-functions-parameters/exercise5.js
index 7c5bcd605..49996fc3c 100644
--- a/exercises/K-functions-parameters/exercise5.js
+++ b/exercises/K-functions-parameters/exercise5.js
@@ -1,5 +1,9 @@
 // Declare your function here
+function createLongGreeting(name, age) {
+    return greeting = "Hello, my name is " + name + "and my age is " + age + "years old";
+}
 
 const greeting = createLongGreeting("Daniel", 30);
 
 console.log(greeting);
+
diff --git a/exercises/L-functions-nested/exercise.js b/exercises/L-functions-nested/exercise.js
index a5d377442..1e24993d9 100644
--- a/exercises/L-functions-nested/exercise.js
+++ b/exercises/L-functions-nested/exercise.js
@@ -3,3 +3,12 @@ var mentor2 = "Irina";
 var mentor3 = "Mimi";
 var mentor4 = "Rob";
 var mentor5 = "Yohannes";
+
+function mentors(name) {
+    return `HELLO ${name.toUpperCase()}!`;
+}
+console.log(mentors(mentor1))
+console.log(mentors(mentor2))
+console.log(mentors(mentor3))
+console.log(mentors(mentor4))
+console.log(mentors(mentor5))