For its three investment centers, Monty Company accumulates the following data: The company expects the following changes for investment centers 1,11 , and III in the next year: investment center I to increase sales 15\%, investment center II to decrease controllable fixed costs $408,000, and investment center III to decrease average operating assets $328,000 Compute the expected return on investment (ROI) for each center. Assume investment center I has a contribution margin percentage of 70%, (Round ROI to 1 decimal place, e.s. 1.5\%) Compute the expected return on investment (ROI) for each center. Assume investment center I has a contribution margin percentage of 70%. (Round ROl to 1 decimal place, e.s. 1.5\%)