Engberg Company installs lawn sod in home yards. The company's most recent monthly contribution format income statement follows: Percent of Sales 100% 40% Sales Variable expenses Contribution margin Fixed expenses Het operating income Amount $ 127,000 50,800 76,200 15,000 $ 61,200 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 11% Increase in unit sales, 3. Construct a new contribution format income statement for the company assuming a 11% increase in unit sales. What is the company's degree of operating leverage? (Round your answer to 2 decimal places.) Degree of operating leverage Using the degree of operating leverage, estimate the impact on net operating income of a 11% increase in unit sales. (Round your intermediate calculations to 2 decimal places. Round your percentage answer to 2 decimal places (le 1234 should be entered as 12.34):) Net Operating income by % Construct a new contribution format income statement for the company assuming a 11% increase in unit sales Engberg Company Contribution Income Statement Amount Percent of Sales % %