parts 1-3 please

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 7% increase in unit sales. 3. Construct a new contribution format income statement for the company assuming a 7% increase in unit sales. Complete this question by entering your answers in the tabs below. Using the degree of operating leverage, estimate the impact on net operating income of a 7% increase in unit sales. Note: Round your intermediate calculations to 2 decimal places. Round your percentage answer to 2 decimal places (i.e .1234 should be entered as 12,34 )