Exercise 24-20 Presented below is selected information for three regional divisions of Medina Company. Divisions North Wes South $401,000 $209,400 Contribution margin Controllable margirn Average operating assets Minimum rate of return $299,100 $499,600 $360,800 $927,333$1,443,200 $1,396,000 11% 14% 8% Compute the return on investment for each division. (Round ROI to 0 decimal places, e.g. 15.) North Division West Division South Division Compute the residual income for each division. (Round final answers to o decimal places, e.g. 1,255.) North Division TOSHIBA