please help with 3

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 Amount $ 124,000 49,600 74,400 20,000 $ 54,400 Percent of Sales 100% 40 60% 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 14% increase in unit sales. 3. Construct a new contribution format income statement for the company assuming a 14% increase in unit 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 14% inci Engberg Company Contribution Income Statement Amount Percent of Sales % Sales Variable expenses % Contribution margin 0 0 % Fixed expenses Net operating income $ 0 Required 2 Required 3