Benoit company produces three products, a, b, and c. data concerning the three products follow (per unit): product a b c selling price $ 65 $ 45 $ 55 variable expenses: direct materials 19.50 13.50 3.85 other variable expenses 19.50 20.25 34.65 total variable expenses 39.00 33.75 38.50 contribution margin $ 26.00 $ 11.25 $ 16.50 contribution margin ratio 40 % 25 % 30 % demand for the company’s products is very strong, with far more orders each month than the company can produce with the available raw materials. the same material is used in each product. the material costs $3 per pound with a maximum of 4,500 pounds available each month. compute contribution margin per pound of materials used. (round your intermediate calculations and final answers to 2 decimal places.)