Completed exercises 3

Author: A-Moiz

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

@@ -15,5 +15,11 @@
 // It should return their Body Mass Index to 1 decimal place
 
 function calculateBMI(weight, height) {
-    // return the BMI of someone based off their weight and height
-}
+  let heightSquared = height * height;
+  let bmi = weight / heightSquared;
+  return bmi.toFixed(1);
+}
+
+console.log(calculateBMI(70, 1.73));
+// Expected output: 23.4
+// Actual output: 23.4

Sprint-2/3-mandatory-implement/2-cases.js

@@ -14,3 +14,13 @@
 // You will need to come up with an appropriate name for the function
 // Use the MDN string documentation to help you find a solution
 // This might help https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/toUpperCase
+
+function toUpperSnakeCase(inputString) {
+  let upperCaseString = inputString.toUpperCase();
+  let upperSnakeCaseString = upperCaseString.replace(/ /g, "_");
+  return upperSnakeCaseString;
+}
+
+console.log(toUpperSnakeCase("lord of the rings"));
+// Expected output: "LORD_OF_THE_RINGS"
+// Actual output: "LORD_OF_THE_RINGS"

Sprint-2/3-mandatory-implement/3-to-pounds.js

@@ -4,3 +4,26 @@
 // You will need to declare a function called toPounds with an appropriately named parameter.
 
 // You should call this function a number of times to check it works for different inputs
+
+function toPounds(penceStringWithP) {
+  const penceStringWithoutTrailingP = penceStringWithP.substring(
+    0,
+    penceStringWithP.length - 1
+  );
+  const paddedPenceNumberString = penceStringWithoutTrailingP.padStart(3, "0");
+  const pounds = paddedPenceNumberString.substring(
+    0,
+    paddedPenceNumberString.length - 2
+  );
+
+  const pence = paddedPenceNumberString
+    .substring(paddedPenceNumberString.length - 2)
+    .padEnd(2, "0");
+
+  return "£" + pounds + "." + pence;
+}
+
+console.log(toPounds("50p")); // Exp: £0.50, Acc: £0.50
+console.log(toPounds("399p")); // Exp: £3.99, Acc: £3.99
+console.log(toPounds("5p")); // Exp: £0.05, Acc: £0.05
+console.log(toPounds("12345p")); // Exp: £123.45, Acc: £123.45