Alyeska Services Company, a division of a major oil company, provides various services to the operators of the North Slope oil field in Alaska. Data concerning the most recent year appear below:

Sales $ 18,000,000

Net operating income $ 4,700,000

Average operating assets $ 36,000,000

Required: 1. Compute the margin for Alyeska Services Company. (Round your answer to 2 decimal places.)

2. Compute the turnover for Alyeska Services Company. (Round your answer to 2 decimal places.)

3. Compute the return on investment (ROI) for Alyeska Services Company. (Round your intermediate calculations and final answer to 2 decimal places.)