Coolbrook Company has the following information available for the past year:

River Division Stream Division
Sales revenue $ 1,203,000 $ 1,806,000
Cost of goods sold 888,000 1,294,000
Net operating income $ 315,000 $ 512,000
Average invested assets $ 1,130,000 $ 1,580,000
The company's hurdle rate is 7.76 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
ROI
Residual Income