what is the contribution margin of per pair

THE ALPINE HOUSE, INC. Contribution Margin Income Statement-Ski Department For the Quarter Ended March 31 Sales $ 560,000 Less: Variable expenses Cost of goods sold $ 360,000 Selling expenses 40,000 3:20 400,000 160,000 Contribution margin Less: Fixed expenses Selling expenses Administrative expenses 20,000 20,000 Net income 40,000 120,000 $ 2. For every pair of skis sold during the quarter, what was the contribution toward covering fixed expenses and toward earning Contribution margin per pair THE ALPINE HOUSE, INC. Contribution Margin Income Statement-Ski Department For the Quarter Ended March 31 Sales $ 560,000 Less: Variable expenses Cost of goods sold $ 360,000 Selling expenses 40,000 3:20 400,000 160,000 Contribution margin Less: Fixed expenses Selling expenses Administrative expenses 20,000 20,000 Net income 40,000 120,000 $ 2. For every pair of skis sold during the quarter, what was the contribution toward covering fixed expenses and toward earning Contribution margin per pair