hw8 three questions in one. please highlight questions i get confused

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 $ 131,000 52,400 78,600 19,000 $ 59, 600 Percent of Sales 1004 405 604 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 28% increase in sales. 3. Construct a new contribution format income statement for the company assuming a 28% increase in sales. Complete this question by entering your answers in the tabs below. Required 1 Required 2 Required 3 What is the company's degree of operating leverage? (Round your answer to 2 decimal places.) Degree of operating leverage Required 1 Required 2 Required 3 Using the degree of operating leverage, estimate the impact on net operating income of a 28% increase in sales. (Do not round Intermediate calculations. Round your percentage answer to 2 decimal places (1.e 0.1234 should be entered as 12.34 Net operating income Required 1 Required 2 Required 3 Construct a new contribution format income statement for the company assuming a 28% increase in sales. Engberg Company Contribution Income Statement Amount Percent of Sales % % %