Current Attempt in Progress For its three investment centers, Flounder Company accumulates the following data: II III Sales $1,800,000 $3,600,000 $3,600,000 Controllable margin 1,170,000 1,656,000 3,060,000 Average operating assets 4,500,000 7,200,000 9,000,000 Compute the return on investment (ROI) for each center. 11 III The return on investment % % % e Textbook and Media Save for Later Attempts: 0 of 2 used Submit