Requirement 2: Revise the data in your worksheet as follows: A Chapter 11: Applying Excel 1 2 3 Data 4 Sales 5 Net operating income 6 Average operating assets 7 Minumum required rate of return B $ 26,000,000 $ 3,900,000 $13,000,000 16% If your formulas are correct, you should get the correct answers to the following questions. a. What is the ROI? ROI % b. What is the residual income? (Negative amount should be indicated by a minus sign.) Residual income c. Why is the residual income positive?