For its three investment centers, Gerrard Company accumulates the following data: Sales Controllable margin Average operating assets $1,950,000 $3,980,000 $3,925,000 1,105,940 1,930,320 4,571,020 The centers expect the following changes in the next year: (1) increase sales 16%; (11) decrease costs s413,000; (III) decrease average operating assets $496,000 Compute the expected return on investment (ROI) for each center. Assume center I has a controllable margin percentage of 74%. (Round ROI to 1 decimal place, e.g. 1.5.)