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Engberg Company installs lawn sod in home yards. The company's most recent monthly contribution format income statement follo Required: 1. What is the company's degree of operating leverage? 2. Using the degree of operating leverage, estimate the impact on net operating income of a 16% increase in unit sales. 3. Construct a new contribution format income statement for the company assuming a 16% increase in unit sales. Complete this question by entering your answers in the tabs below. What is the company's degree of operating leverage? (Round your answer to 2 decimal places.)