Implement calculateBMI function to return BMI as a string formatted to 1 decimal place

Author: Monsur0001

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

@@ -16,4 +16,8 @@
 
 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(calculateBMI(70, 1.73)); // Output: "23.4"