Selected operating data on the two divisions of York Company are given below: Division Eastern Western Sales $1,000,000 $1,750,000 Average operating assets $500,000 $500,000 Net operating income $90,000 $105,000 Property, plant, and equipment $250,000 $200,000 Compute the rate of return for each division using the return on investment (ROI) formula stated in terms of margin and turnover. (Do not round intermediate calculations. Omit the "%" sign in your response.) ROI Eastern division % ? Western division %