Coolbrook Company has the following information available for the past year River Division Stream $ 1,219,000 1,810,000 Division Sales revenue Cost of goods sold and operating expenses Net operating income Average invested assets 990.000 1292000 S 329,000 S 518,000 S 1,100,000 1,550,000 The company's hurdle rate is 7.51 percent. Required 1. Calculate retum 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%.)) Division Division ROI Residual Income (Loss) 2. Recalculate ROI 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 11 percent. ROl Residual Income (Loss)