For its three investment centers, Gerrard Company accumulates the following data: Sales $2,100,000 $4,008,000 $3,911,000 Controllable margin 1,470,000 2,004,000 3,519,900 Average operating assets 5,021,000 7,914,000 12,150,000 The centers expect the following changes in the next year: (I) increase sales 12%; (II) decrease costs $448,000; (III) decrease average operating assets $542,000. Compute the expected return on investment (ROI) for each center. Assume center I has a controllable margin percentage of 70%. (Round ROI to 1 decimal place, eg. 1.5%) The expected return R 11 III