For Qiu Company, a mixed cost is $15,000 plus $18 per direct labour hour. Diagram the behaviour of the cost using increments of 500 hours up to 2.500 hours on the horizontal axis and increments of $15,000 up to $60,000 on the vertical axis. 560,000 45,000 Total Cost Line Variable Cost Component COST 30,000 D 15,000 Fixed Cost Component 0 500 1,000 1,500 2,000 2,500 Direct Labour Hours $60,000 Total Cost Line 45,000 COST 30.000 Variable Cost Element 15,000 Fixed Cost Element 0 500 1,000 1,500 2,000 2,500 Direct Labour Hours o $60,000 Total Cost Line 45,000 COST 30,000 - Variable Cost Element 15.000 Fixed Cost Element 500 1,000 1,500 2,000 2,500 Direct Labour Hours O $60,000 Total Cost Line 45,000 COST 30,000 Variable Cost Element 15,000 Fixed Cost Element 0 500 1,000 1,500 2,000 2,500 Direct Labo Hours $60.000 Total Cost Line 45,000 COST 30,000 Variable Cost Element 15,000 Fixed Cost Element 500 1.000 1.500 2,000 2.500 Direct Labour Hours