Selected comparative statement data for Best Products Company are presented in table-5. All balance sheet data are as of December 31. 2018 Net sales $660,000 2017 $620,000 Cost of goods sold 380,000 340,000 Interest expense 7,000 5,000 Net income 50,000 35,000 Accounts receivable 120,000 100,000 Inventory 95,000 85,000 Total assets 530,000 415,000 Accounts Payable 60,000 40,000 Bonds Payable 40,000 50,000 Common Stock 400,000 300,000 Retained Earnings 30,000 25,000 Cash Dividends 20,000 10,000 Table-5 Required: Compute the following ratios for 2018. (i) Inventory turnover. (ii) Return on common stockholders' equity. (iii) Payout Ratio. (iv) Debt to Total Assets Ratio.