Rver DivisionStream Sales rovenue Cost of goods sold and operating expense Net operating income Average investod assets 1,219 000S 1804 000 886000 128302 524,00515,000 1040.000 560 038 he company's hurdie rate is6 76 percert hurdie rate is6 76 percert Required 1 Catculate returnio investment (prol and residt a ncome tor each dvision for last year fEnter your Roi answers as a percentage rounded to two deci ast year (Enter your ROI ansivers as a percentage rounded to turo decimal places, i.e., 0.1234 sh : entered as 12.34%-)E: River rean Divisionn on ROi e Enter your RO answers as 2 percentage rounded to two dec mal places, u tien ha o o for eacti das an or eachinde en ent 2 Ret cu ateEO andres dua acc n should be entered as 12.34%) a. Operating income increases by 18 percent Operating income increases tby 1 persent River Division tream Division ROI Residual lncome (Loss) b. Operating income decreases ty 11 percent vision IVISIO Residual Income Loss) The company invests $256,000 in each division, an amount that generates $118,000 additional income p sion iver Division Stream Division Residual Income (Loss) d. Coolbrook changes its nurdte rate to 4 76 percent Stream Division ver Division Residual Income (Loss)