2. Change all of the numbers in the data area of your worksheet so that it looks like this: A B 1 Chapter 6: Applying Excel 2 Data 4 Unit sales 5 Seling price per unit 6 Variable expenses per unit 7 Fixed expenses 70,000 units $ 10 per unit $ 7 per unit $ 105,000 If your formulas are correct, you should get the correct answers to the following questions. (a) What is the break-even in dollar sales? Answer is complete but not entirely correct. 1,080,000 Break-even in dollar sales (b) What is the margin of safety percentage? Answer is complete but not entirely correct. Margin of safety percentage 10 % (C) What is the degree of operating leverage? (Round your answer to 2 decimal places.) Answer is complete but not entirely correct. Degree of operating 10.00 leverage 3. 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% Answer is complete but not entirely correct. Percentage increase in net operating income 200 %