Calculate Margin from Total Revenue and Production Cost

by Ian Roberts

JavaScript

var totalRevenue = 50;
var productionCost = 8;
var grossProfit = totalRevenue - productionCost;
var marginFactor = grossProfit/totalRevenue;
var margin = marginFactor*100;

function calculateMargin() {
  var h = document.createElement("H1");
  var t = document.createTextNode("margin is "+margin);
  h.appendChild(t);
  document.body.appendChild(h);
}
calculateMargin();