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). 2020 2019 Net sales $4,950 $5,601 3,701 3.100 65 130 Cost of goods sold Net income Accounts receivable Inventory 65 102 1.250 1.350 Total assets 2.850 3.250 Total common stockholders'equity 961 1,101 Compute the following ratios for 2020. (Round asset turnover to 2 decimal places, eg 1.83 and all other answers to 1 decimal place, eg. 1.8 or 2.5%) % (a) Profit margin times (b) Asset turnover (c) Return on assets % %6 Return on common stockholders' equity (e) Gross profit rate