Complete all mandatory-implement exercises

Author: ausiejute

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

@@ -15,5 +15,9 @@
 // It should return a string of their Body Mass Index to 1 decimal place
 
 function calculateBMI(weight, height) {
+  let bmi = weight / (height * height);
+  return bmi.toFixed(1);
+
   // return the BMI of someone based off their weight and height
 }
+console.log(`Your Bmi is ${calculateBMI(56, 1.66)}`);

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

@@ -14,3 +14,12 @@
 // 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 upperCaseMaker(str) {
+  let upperCased = str.toUpperCase();
+  let symbol = "_";
+  let underscored = upperCased.split(" ").join(symbol);
+  return underscored;
+}
+
+console.log(upperCaseMaker("the sun is shining"));

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

@@ -4,3 +4,23 @@
 // 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(penceString) {
+  const penceStringWithoutTrailingP = penceString.substring(
+    0,
+    penceString.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("11000p"));
+// results of some different inputs: 0p -> £0.00, 3p -> £0.03, 50p -> £0.50, 170p -> £1.70, 1200p -> £12.00, 11000p -> £110.00