Eloquent Javascript Ch. 2 Functions Exercises

closure.js

//Don't understand functions very well. Decided to write
//it in a way that I would understand as a former finance associate. 
function insurancecost(fee) {
  return function(staffsize) {
  return staffsize * fee;
  };
}

var portlandoffice = insurancecost(30000);
console.log(portlandoffice(97))

// → 2910000


function tvownershipincity(population) {
  return function(avgtvownership) {
    return avgtvownership * population;
  };
}

var miami = tvownershipincity(1.7);
console.log(miami(417650));
// → 710005