the alpine house, incorporated, is a large retailer of snow skis. the company assembled the information shown below for the quarter ended march 31: amount sales $ 1,075,000 selling price per pair of skis $ 430 variable selling expense per pair of skis $ 47 variable administrative expense per pair of skis $ 15 total fixed selling expense $ 130,000 total fixed administrative expense $ 110,000 beginning merchandise inventory $ 65,000 ending merchandise inventory $ 105,000 merchandise purchases $ 315,000 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?