Exercise 13-10 Suppose selected comparative statement data for the giant bookseller Barnes & Noble are presented here. All balance sheet data are as of the end of the fiscal year (in millions). Net sales Cost of goods sold Net income 2019 $4,950 3,701 2018 $5,601 3,801 65 161 Accounts receivable Inventory 75 1,150 2,950 880 104 1,250 3,150 1,080 Total assets Total common stockholders' equity Compute the following ratios for 2019. (Round asset turnover to 2 decimal places, e.g 1.83 and all other answers to 1 decimal place, e.g. 1.8 or 2.5%) (a) Profit margin % (b) Asset turnover times (c) Return on assets (d) Return on common stockholders' equity (e) Gross profit rate