Changes according to PR review.

Author: HannaOdud

Sprint-2/1-key-errors/0.js

@@ -13,7 +13,6 @@ function capitalise(str) {
 // =============> write your explanation here. My explanation: We have to change the name of variable and return it in order to fix an error.
 // =============> write your new code here
 function capitalise(str) {
-  let strChanged = `${str[0].toUpperCase()}${str.slice(1)}`;
-  return strChanged;
+  return `${str[0].toUpperCase()}${str.slice(1)}`;
 }
 console.log(capitalise("some string"));

Sprint-2/1-key-errors/1.js

@@ -21,8 +21,7 @@ console.log(decimalNumber);
 // =============> write your new code here
 
 function convertToPercentage(decimalNumber) {
-  const percentage = `${decimalNumber * 100}%`;
-  return percentage;
+   return `${decimalNumber * 100}%`;
 }
 
 console.log(convertToPercentage(0.1));

Sprint-2/2-mandatory-debug/0.js

@@ -14,8 +14,7 @@ console.log(`The result of multiplying 10 and 32 is ${multiply(10, 32)}`);
 // Finally, correct the code to fix the problem
 //  =============> write your new code here
 function multiply(a, b) {
-  resultOfMultiply = a*b;
-  return resultOfMultiply
+  return a*b;
 }
 
 console.log(`The result of multiplying 10 and 32 is ${multiply(10, 32)}`);

Sprint-2/2-mandatory-debug/1.js

@@ -12,8 +12,7 @@ console.log(`The sum of 10 and 32 is ${sum(10, 32)}`);
 // Finally, correct the code to fix the problem
 //  =============> write your new code 
 function sum(a, b) {
-  resultOfAdding = a + b;
-  return resultOfAdding
+    return  a + b;
 }
 
 console.log(`The sum of 10 and 32 is ${sum(10, 32)}`);

Sprint-2/2-mandatory-debug/2.js

@@ -23,8 +23,7 @@ console.log(`The last digit of 806 is ${getLastDigit(806)}`);
 const num = 103;
 
 function getLastDigit(num) {
-  let digit = num.toString().slice(-1);
-  return digit
+  return num.toString().slice(-1);
 }
 console.log(`The last digit of 42 is ${getLastDigit(42)}`);
 console.log(`The last digit of 105 is ${getLastDigit(105)}`);

Sprint-2/3-mandatory-implement/1-bmi.js

@@ -16,7 +16,6 @@
 
 function calculateBMI(weight, height) {
     // return the BMI of someone based off their weight and height
-    resultBmi = weight/Math.pow(height,2);
-    return resultBmi.toFixed(1);
+    return weight/Math.pow(height,2);
 }
 console.log(calculateBMI(70, 1.73));