Coolbrook Company has the following information available for the past year River Division Stream Division Sales revenue Cost of goods sold and operating expenses Net operating income Average invested assets S 1,205,000 S 1,817,000 85.000 1289,000 S 320,000 S 528,000 1,130,000 1,440,000 320,000129 000 The company's hurdle rate is 7.51 percent. Required: 1. Calculate return on investment Rol and residual income for each division for last year. Enter your ROI answers as a percentage rounded to two decimal places Le 0.1234 should be entered as 12.34%. Division Division ROI Residual Income (Loss) 2. Recalculate ROl and residual income for each division for each independent situation that follows: (Enter your ROl answers as a percentage rounded to two decimal places, (i.e., 0.1234 should be entered as 12.34.)) a. Operating income increases by 8 percent. River Division Stream Division ROI Residual Income (Loss) b. Operating income decreases by 10 percent. Division ROI Residual Income (Loss) c. The company invests $241,000 in each division, an amount that generates $111,000 additional income per division tream Division Division ROI Residual Income (Loss) d. Coolbrook changes its hurdle rate to 5.51 percent River Division Stream Division ROI Residual Income (Loss)