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$ 17,300,000 Net operating income$ 4,800,000 Average operating assets$ 36,300,000

Required:1. Compute the margin. (Round your answer to 2 decimal places.)2. Compute the turnover. (Round your answer to 2 decimal places.)3. Compute the return on investment (ROI). (Round your intermediate calculations and final answer to 2 decimal places.)