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 $5,451 $5,300 Cost of goods sold 3,801 3,601 Net income 65 140 Accounts receivable 65 102 Inventory 1,250 1,350 Total assets 2,950 3,150 Total common stockholders’ equity 951 1,080 Compute the following ratios for 2020
a. Profit margin
b. Asset turnover
c. Return on assets
d. Return on common stockholders’ equity
e. Gross profit rate