Alyeska Services Company, a division of a major oll company, provides various services to the operators of the North Slope oil field in Alaska. Data concerning the most recent year appear below: 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 (ROI) for Alyeska Services Company. (Do not round intermediote colculotions.)