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 Net aperating Income Average operating assets 57,500,0005,600,00055,000,000 Required: 1 Compute the margin for Alyeska Services Company. 2. Compute the turnover for Alyeska Services Company. (Round your answer to 1 decimal place.) 3. Compute the return on investment (ROD) for Alyeska Services Company. (Do not round intermediote calculations.)