Fred Daley Co. applied the high-low method of cost estimation to professional labor hours billed to clients for the last 6 months of 2015. What is the estimated variable order-filling cost component per order? What is fixed cost? Professional Labor Hours Month Cost July August September October November December 3,560 $330,000 8,500 $577,000 7,510 $527,500 6,200 $462,000 9100$407,000 4,020 $353,000 What is the total cost for 4,800 customer orders