For its three investment centers, Bramble 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 saies 15%, investment center II to decrease controllable fixed costs $432,000, and investment center III to decrease average operating assets $448,000. Compute the expected return on investment (ROI) for each center, Assume investment center I has a contribution margin percentage of 75%. (Round ROI to 1 decimal ploce, es 1.5% )