Help Save & Exit Submit B Check my work Engberg Company installs lawn sod in home yards. The company's most recent monthly contribution format income statement follows: Sales Variable expenses Contribution margin Fixed expenses Net operating income 53:09 Percent of Sales 100% 40% 60% Amount $ 140,000 56,000 84,000 22,000 $ 62,000 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 21% increase in sales. 3. Construct a new contribution format income statement for the company assuming a 21% increase in sales. Complete this question by entering your answers in the tabs below. Required 1 Required 2 Required 3