Coolbrook Company has the following information available for the past year: The company's hurdie rate is 7.51 percent. Required: 1. Calculate return on investment (ROI) and residual income for each division for last year. 2. Recaiculate ROI and residual income for the division for each independent situation that follows: a. Operating income increases by 10 percent. b. Operating income decreases by 8 percent. c. The company invests $249,000 in each division, an amount that generates $103,000 additional income per division. d. Coolbrook changes its hurdle rate to 5.51 percent. 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%.)) Recalculate ROI and residual income for each division for the independent situation that follows: Operating income increases by 10 percent. (Enter your ROI answers as a percentage rounded to two decimal places, (i.e., 0.1234 should be entered as 12.34%.). Loss amounts should be indicated with a minus sign.) Recalculate ROI and residual income for each division for the independent situation that follows: Operating income decreases by 8 percent. (Enter your ROI answers as a percentage rounded to two decimal places, (i.e., 0.1234 should be entered as 12.34%.).Lossamountsshouldbeindicatedwithaminussign.) Recalculate ROI and residual income for each division for the independent situation that follows: The company invests $249,000 in each division, an amount that generates $103,000 additional income per division. (Enter your ROI answers as a percentage rounded to two decimal places, (i.e,, 0.1234 should be entered as 12.34%.). Round your "Residual Income (Loss)" answer to the nearest whole dollars. Loss amounts should be indicated with a minus sign.) Recalculate ROI and residual income for each division for the independent situation that follows: Coolbrook changes its hurdle rate to 5.51 percent. (Enter your ROI answers as a percentage rounded to two decimal places, (i.e., 0.1234 should be entered as 12.34%.). Loss amounts should be indicated with a minus sign.)