The company expects the following changes for investment centers I, II, and III in the next year: investment center I to increase sales 15% investment center II to decrease controllable fixed costs $400,000, and imvestment center III to decrease average operating assets $408.000 Compute the expected return on investment (ROI) for each center. Assume investment center I has a contribution margin percentage of 73%, (Round ROI to 1 decimal place, eg. 1.5% )