Thornton Cough Drops operates two divisions. The following information pertains to each division for Year Sales Operating income Average operating assets Company's desired rate of return $20,000 $ 16,700 $ 62,000 $73,000 $ 9,900 $41,000 18 Required a. Compute each division's residual income. b. Which division increased the company's profitability more? a Division A Division B b. The division that increased the company's profitability moro in