Question 3 of 13 K View Policies Current Attempt in Progress Restate the following income statement for a retailer in contribution format. Sales revenue ($100 per unit) $ 75,000 Less cost of goods sold ($56 per unit) 42,000 Gross margin 33,000 Less operating costs: Commissions expense ($5 per unit) $ 3,750 Salaries expense 7,900 Advertising expense 5.800 Shipping expense ($2 per unit) 1,500 18,950 Operating income $ 14,050 Per Unit