Given this income statement, compute the following a. Degree of operating leverage (Round the final answer to 2 decimal places.) DOL X b. Degree of financial leverage (Round the final answer to 2 decimal places.) DFL X c-1. Degree of combined leverage (Do not round the intermediate calculations, Round the final answer to 2 decimal places.) DCL X c-2. Using your answers to a, and b. calculate the percentage increase in EBIT and EBT from a 20 percent increase in sales volume (Do not round the intermediate calculations. Round the final answers to 2 decimal places.) EBIT EBT c-3. Does financial or operating leverage have the greater impact? O DOL O DFL d. Break-even point in units (Round the final answer to the nearest whole number.) Break-even point tires e. Break-even point considering the interest expense as a fixed cost. Break-even point tires The Sterling Tire Company's income statement for 20XX is as follows: STERLING TIRE COMPANY Income Statement Year ended December 31, 20XX Sales (50,000 tires at $65 each) Less: Variable costs (50,000 tires at $35) $ 3,250,000 1,750,000 Contribution margin Less: Fixed costs 1,500,000 1,200,000 Earnings before interest and taxes (EBIT) Interest expense 300,000 60,000 Earnings before taxes (EBT) Income tax expense (34%) 240,000 81,600 Earnings after taxes (EAT) $ 158,400 Given this income statement, compute the following