The contribution margin for Product A is $50 per hour and $45 per hour for Product B. The machine that produces both Product A and Product B is only available 50 hours. 2 units of Product A can be produced in an hour and 1 units of Product B can be produced. Demand for product A is limited to 20 units. How many of each product should be produced? 20 units of Product A, and 40 units of Product B 50 units of Product B 25 units of Product A 25 units of Product A, and 25 units of Product B