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 operating income Average operating assets $ 18,100,000 $ 4.800,000 $ 35,800,000 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.) % 1. Margin 2. Turnover 3. ROI % Juniper Design Ltd. of Manchester, England, provides design services to residential developers. Last year, the company had net operating income of $470,000 on sales of $1,300,000. The company's average operating assets for the year were $1,500,000 and its minimum required rate of return was 16%. Required: Compute the company's residual income for the year. Residual income