Selected sales and operating data for three divisions of a multinational structural engineering firm are provided b Required: 1. Compute the ROI for each division using the formula stated in terms of margin and turnover. (Do not round intern calculations and round your final answers to the nearest whole percent.) 2. Compute the RI for each division. (Negative amounts should be indicoted by a minus sign.) 3. Assume that each division is presented with an investment opportunity that would yield a 13% rate of return. a. If performance is being measured by ROI, which division(s) will probably accept the opportunity? Reject the opportun