Selected soles and operating data for three divisions of different structural engineering firms are given as follows: Required: 1. Compute the return on investment (ROI) for each division using the formula stated in terms of margin and turnover. 2. Compute the residual income (loss) for each division. 3. Assume that each division is presented with an investment opportunity that would yleld a 15% rate of retum. a. If performance is being measured by ROI, which division or divisions will probably accept or reject the opportunity? b. If performance is being measured by residual income, which division or divisions will probably accept or reject the oppori Complete this question by entering your answers in the tabs below. Compute the retum on investment (ROI) for each division using the formula stated in terms of maroin and tumover. (Do not round intermediate calculations. Round your answers to 1 decimal place.)