Engberg Company installs lawn sod in home yards. The company's most recent monthly contribution format income statement follows Percent of Sales 100% Amount $ 121,000 Sales Variable expenses Contribution margin Fixed expenses Net operating incone 48,4000 48% 60% 72,688 19,000 s 53,600 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 What is the company's degree of operating leverage? (Round your answer to 2 decimal places.) of operating Required 2>