Question 7 of 14 - /'| E View Policies Current Attempt in Progress For its three investment centers, Gerrard Company accumulates the following data: I II III Sales $2,031,000 $3,937,000 $3,947,000 Controllable margin 895,500 2,663,100 4,312,000 Average operating assets 4,975,000 3,070,000 12,030,000 Compute the return on investment (ROI) for each center. I II III The return on investment % % "/0 eTextbook and Media Save for Later Attempts: unlimited