Exercise 11-1 (Algo) Compute the Return on Investment (ROI) [LO11-1] Alyeska Services Company, a division of a major oll company, provides various services to the operators of the North Siope oll field in Alaska. Data conceming the most recent year appear below Sales. 517,000,00955,900,009$35,700,000 Net operatine incose Awerane operating assets 5,17,000,000 5,900,000 535,700,000 Required: 1. Corrpute the margin. (Round your onswer to 2 decimal places.) 2. Compute the turnover. (Round your answer to 2 decimal places.) 3. Compute the retuin on irvestment (ROD). (Round your intermediote calculations and final answer to 2 decimol ploces.)