Using the degree of operating leverage and without changing anything in your worksheet, calculate the percentage change in net operating income if unit sales increase by 20%

percentage increase in net operating income ___%?

If your formulas are correct, you should get the correct answers to the following questions. (a) What is the break-even in dollar sales? (b) What is the margin of safety percentage? (c) What is the degree of operating leverage? Note: Round your answer to 2 decimal places