A process uses four machines called A, B, C, and D to produce their two products called X and M. Product X sells for $10 and product M sells for $15. The table shows how long each product is processed on each machine. Each machine is available for 8 hours per day and the company has demand for 15 Xs and 20 Ms. Machine Product X Product M A 15 min/unit 15 min/unit B 25 min/unit 5 min/unit C 20 min/unit 10 min/unit D 10 min/unit 20 min/unit