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

		I		II		III
Sales		$1,900,000		$4,075,000		$4,069,000
Controllable margin		1,330,000		2,037,500		3,662,100
Average operating assets		5,068,000		7,993,000		12,028,000

The centers expect the following changes in the next year: (I) increase sales 14%; (II) decrease costs $376,000; (III) decrease average operating assets $491,000. Compute the expected return on investment (ROI) for each center. Assume center I has a controllable margin percentage of 70%.