Please help.

Required information [The following 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: Sales %24 2,400,000 %24 144,000 800,000 Net operating income Average operating assets %24 The following questions are to be considered independently. Required: 1. Compute the company's return on investment (ROI). (Do not round intermediate calculations. Round your answer to 2 decimal places.) Return on investment (ROI)