Divine Chocolate Co. applied the high-low method of cost estimation to customer order data for the first 4 months of 2010. What is the estimated variable order-filling cost component per order? What is fixed cost? No. of Orders Month Cost $ 6,240 6,370 8,640 7,790 January February March 1,200 1,300 1,800 1,700 April What is the total cost for 1,500 customer orders