For its three investment centers, Martinez Company accumulatesthe following data:
| | I | | II | | III |
| Sales | | $2,000,000 | | $3,750,000 | | $3,730,000 |
| Controllable margin | | 1,400,000 | | 1,708,250 | | 3,208,810 |
| Average operating assets | | 5,000,000 | | 7,630,000 | | 9,860,000 |
The centers expect the following changes in the next year: (I)increase sales 10%; (II) decrease costs $390,000; (III) decreaseaverage operating assets $450,000.
Compute the expected return on investment (ROI) for each center.Assume center I has a controllable margin percentage of 70%.
