Coolbrook Company has the following information available for the past year: Sales revenue Cost of goods sold and operating expenses Net operating income Average invested assets River Division $1,200,000 896,000 $ 304,000 $1,020,000 Stream Division $1,808,000 1,299,000 $ 509,000 $1,480,000 The company's hurdle rate is 6.51 percent. Required: 1. Calculate return on investment (ROI) and residual income for each division for last year. 2. Recalculate ROI and residual income for the division for each independent situation that follows: a. Operating income increases by 9 percent. b. Operating income decreases by 10 percent. c. The company invests $240,000 in each division, an amount that generates $111,000 additional income per division. d. Coolbrook changes its hurdle rate to 4.51 percent. Complete this question by entering your answers in the tabs below. Req 1 Req 2A Req 2B Req 2C Req 2D Calculate return on investment (ROI) and residual income for each division for last year. (Enter your ROI answers as a percentage rounded to two decimal places, (i.e., 0.1234 should be entered as 12.34%.)) River Division Stream Division