Having trouble calculating this one

Bandar industries Berhad of Malaysia manufactures sporting equipment One of the company's pro duds, a football helmet lord the Norm American market. requires a special Plasma dung fie quarter ending June 30 the company manufactured 3, 300 helmets using 2, 310 kilograms of Plastic The Plastic cost the company $15, 246 According to the standard cost card each helmet should require 0.65 kilograms of Plastic, at a cost of WOO per kilogram