Coolbrook Company has the following information available for the past year: River Division Division Stream Sales revenue Cost of goods sold and operating expenses Net operating income Average invested assets S 1,212,000 1,804,000 1,280,000 S 325,000 524,000 1020,000 1,550,000 887,000 The company's hurdle rate is 7.26 percent. Required 1. Calculate retun on investment (ROI) and residual income for each division for last year. (Enter your ROI answers as a percentage rounded to two decimal places, .e, 0.1234 should be entered as 12.34%.)) ver rcam Division Division ROI Residual Income (Loss) 2. Recalculate ROl and residual income for each division for each independent situation that follows: (Enter your ROI 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)