How do I calculate the Contribution Margin Per Unit? I subtracted Variable selling expense per skis from Selling price per pair of skis but I got it wrong. Pls explain. Thank you.

The Alpine House, Inc., is a large retailer of snow skis. The company assembled the information shown belc moun Sales Selling price per pair of skis Variable selling expense per pair of skis Variable administrative expense per pair of skis Total fixed selling expense Total fixed administrative expense Beginning merchandise inventory Ending merchandise inventory Merchandise purchases $ 1,428,000 420 49 19 $ 150,000 $ 105,000 $75,000 $ 110,000 280,000 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 What was the contribution margin per unit? Complete this question by entering your answers in the tabs below. Required 1 Required 2Required 3 What was the contribution margin per unit? (Round your final answer to nearest whole dollar Contribution margin per unit