5 t Tan Corporation of Japan has two regional divisions with headquarters in Osaka and Yokohama. Selected data on the two divisions follow: Sales Net operating income Division Yokohama $ 38,000,000 $3,040,000 Osaka $10,800,000 648,000 $ Average operating assets $ 3,600,000 $19,000,000 Required: 1. For each division, compute the return on investment (ROI) in terms of margin and turnover. 2. Assume that the company evaluates performance using residual income and that the minimum required rate of return for any division is 15%. Compute the residual income for each division. Complete this question by entering your answers in the tabs below. Required 1 Required 2 For each division, compute the return on investment (ROI) in terms of margin and turnover. RO Osaka Yokohama %