The following data are for the Akron Division of Consolidated Rubber, Inc.: Sales Net operating income Average operating assets Stockholders' equity Residual income $860,000 $ 67,000 $360,000 $ 86,000 $ 26,000 For the past year, the minimum required rate of return was: For the past year, the minimum required rate of return was: Multiple Choice 52.00% 11.39% 26.92% 7.79%