Coolbrook Company has the following information available for the past year: River Division Stream Division 5 1,210,000 S 1.805,000 Sales revenue Cost of goods sold and operating expenses 896,000 1,284,000 Net operating income 5 314,000 S 521,000 Average invested assets 5 1,120,000 S 1,500,000 The company s hurdle rate is f.ro percent Required: 1. Calculate return on investment (ROI) and residual income for each division for last year. (Do not round your intermediate calculations. Round "Roi" answers to 2 decimal places.) River Division Stream Division ROl Residual Income