Engberg Company installs lawn sod in home yards. The company's most recent monthly contribution format income statement follows: Required: 1. What is the company's degree of operating leverage? 2. Using the degree of operating leverage, estigate the impact on net operating income of a 8% increase in unit sales. 3. Construct a new contribution format income thatement for the company assuming a 8% increase in unit sales. Answer is not complete. 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.)