Agustin Industries is a division of a major corporation. Data concerning the most recent year appears below. Sales Net operating income Average operating assets $17,000,000 $ 1,581,000 $5,000,000 The division's return on investment (ROI) is closest to: Multiple Choice O 31.62% O 72% C The following data are for the Akron Division of Consolidated Rubber, Inc.: Sales Net operating income Average operating assets Stockholders' equity Residual income $750,000 $ 45,000 $ 250,000 $ 75,000 $ 15,000 For the past year, the minimum required rate of return was: Multiple Choice 30% 12% 6% 15%