The PPC department of Ajax shows gross sales of $730,600 for computer supplies and $934,900 for office supplies. The cost of the computer supplies was $534,000 and the cost of the office supplies was $491,400. Direct expenses were $75,200 for the company and indirect expenses were $75,200. What was the contribution margin for the company?

The PPC department of Ajax shows gross sales of $730,600 for computer supplies and $934,900 for office supplies. The cost of the computer supplies was $534,000 and the cost of the office supplies was $491,400. Direct expenses were $75,200 for the company and indirect expenses were $75,200. What was the contribution margin for the company? $640,100$583,500$489,700$564,900