The following income statement was drawn from the records of Zachary Company, a merchandising firm: ZACHARY COMPANY Income Statement For the Year Ended December 31, Year 1 Sales revenue (6,500 units $161) Cost of goods sold (6,500 units - $80) Gross margin Sales commissions (5% of sales) Administrative salaries expense Advertising expense Depreciation expense Shipping and handling expenses (6,500 units x $2) Net income $1,046,500 (520,000) 526,500 (52,325) (87,000) (32,000) (49,000) (13,000) $ 293,175 Required a. Reconstruct the income statement using the contribution margin format. b. Calculate the magnitude of operating leverage. c. Use the measure of operating leverage to determine the amount of net income Zachary will earn if sales increase by 20 percent.