The Alpine House, Incorporated, is a large retailer of snow skis. The company assembled the information shown below for the quarter ended March 31: Required: 1. Prepare a traditional income statement for the quarter ended March 31. 2. Prepare a contribution format income statement for the quarter ended March 31 . 3. What was the contribution margin per unit? Complete this question by entering your answers in the tabs below. What was the contribution margin per unit? (Round your final answer to nearest whole dollar.)