Check my work Engberg Company installs lawn sod in home yards. The company's most recent monthly contribution format income statement follows: Amount Percent of Sales Sales Variable expenses $ 137,000 100% 54,800 40% Contribution margin 82,200 60% Fixed expenses 19,000 Net operating income $ 63,200 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 24% increase in sales. 3. Construct a new contribution format income statement for the company assuming a 24% increase in sales. Complete this question by entering your answers in the tabs below. Required 1 Required 2 Required 3 Construct a new contribution format income statement for the company assuming a 24% increase in sales. Engberg Company Contribution Income Statement Amount Percent of Sales % % 0 0% Selling expenses Variable expenses Contribution margin Fixed expenses Net operating income $ 0 < Required 2