The following income statement is provided for Ramirez Company for the current year. Sales revenue (2, 400 units x $19.90 per unit) $ 47, 760 Cost of goods sold (variable; 2, 400 units x $7.90 per unit) (18,960) Cost of goods sold (fixed) (3,900) Gross margin 24, 900 Administrative salaries (006'S) Depreciation (3,900) Supplies (2, 400 units x $1.90 per unit) (4, 560) Net income $ 10, 540 What amount was the company's contribution margin