amended calculations for BMI

Author: mshayriyesaricicek

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);  //calculation to calculate BMI
+    return bmi.toFixed(1);  
+}
+console.log(calculateBMI(70, 1.73));