Required: a. Firm D has net income of $62,000, sales of $1,500,000, and average total assets of $822000. Calculate the firm's margin, turnover, and ROI. b. Firm E has net income of $138,000, sales of $2,300,000, and ROI of 15.6%. Calculate the firm's turnover and average total assets. c. Firm F has ROI of 12.60%, average total assets of $1,674,800, and turnover of 1.20. Calculate the firm's sales, margin, and net income, Complete this question by entering your answers in the tabs below. Firm D has net income of $62,000, sales of $1,500,000, and average total assets of $822,000. Caiculate the firm's margin, turnover, and ROS. Note: Do not round intermeciate calculations. Round your answers to 1 decimal place