Show Attempt History Current Attempt in Progress Presented below is selected information for three regional divisions of Sheffield Company. North Contribution margin $299,900 Controllable margin $141,000 Average operating assets $940,000 Minimum rate of return 11 % Divisions West $500,000 $360,000 $1,800,000 14 % South $399,900 $210,000 $1,400,000 9% X Your answer is incorrect. Compute the return on investment for each division. North Division % West Division % South Division % e Textbook and Media X Your answer is incorrect. Compute the residual income for each division. North Division $ West Division $ South Division $ e Textbook and Media