Selected sales and operating data for three divisions of different structural engineering firms are given below: Required: 1. Comnute ach division's morgin, tumover, and return on investment (ROI). 2. Compute each division's residual income (loss). 3. Astume each division is presented with an investment opportunity yielaing o 9% rote of retum. a. If performance is being measured by ROI, which division or divisions will accept the opportunity? b. If performance is being measured by residual income, which division or divisions will accept the opportunity? Complete this question by entering your answers in the tabs below. Compute each division's margin, turnover, and return on investment (ROI). Note: Do not round intermediate calculations. Round your answers to 2 decimal piaces