Implement BMI calculation function and log result

Author: Payman IB

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

@@ -16,4 +16,7 @@
 
 function calculateBMI(weight, height) {
     // return the BMI of someone based off their weight and height
-}
+    const bmi = weight / (height * height);
+    return bmi.toFixed(1); 
+}
+console.log(`The BMI of a person weighing 70kg and 1.73m tall is ${calculateBMI(70, 1.73)}`);