Exercise 11-13 Effects of Changes in Sales, Expenses, and Assets on ROI [LO11- The folowing information applies to the questions displayed below CommercialServices.com Corporation provides business-to-business services on the Internet. Data concerning the most recent year appear below $ 21,420,000 $ 1799,280 $ 5,100,000 Sales Net operating Income Average operating assets References Exercise 11-13 Effects of Changes in Sales, N Section Break 4.28 points Exercise 11-13 Part1 1. Compute the company's margin, turnover and return on investment (ROI). (Do not round Intermediate calculations. Round your percentage answers to 2 declimal places (i.a, 0.1234 should be esc F3 F4