PLEASE HELP WITH THIS PROBLEM. THANK YOU

Selected data from an investment center of IROL Incorporated follow: Sales Net book value of assets, beginning Net book value of assets, ending Net operating income Minimum rate of return $ 8,500,000 2,800,000 2,850,000 2,380,000 12% Required: 1. Calculate return on sales (ROS), asset turnover (AT), and return on investment (ROI). (Round "Asset turnover (AT)" answer to 3 decimal places and other answers to 2 decimal places. Only enter ROI as a %.) 2. Calculate residual income (RI). times 1. Return on sales (ROS) Asset turnover (AT) Return on investment (ROI) 2. Residual income (RI) %