Short Inc. has 5,200 machine hours available each month. The following information on the company's three products is available: Product 1 Product 2 Product 3 Contribution margin per unit $45.00 $54.00 $ 22.50 Machine hours per unit 2 Sales demand in units 900 1,000 3,000 Required: a. What production schedule will maximize the company's profits? b. What will be the maximum possible contribution margin