For its three investment centers, Crane Company accumulates the following data:

		I		II		III
Sales		$2,070,000		$4,062,000		$4,044,000
Controllable margin		1,448,748		2,027,522		3,644,598
Average operating assets		5,088,000		7,902,000		12,057,000

The company expects the following changes for investment centers I, II, and III in the next year: investment center I increase sales 18%, investment center II decrease controllable fixed costs $430,000, and investment center III decrease average operating assets $450,000. 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.g. 1.5%.)

		I		II		III
The expected return on investment		%		%		%