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		$5,000		$5,700
Cost of goods sold		3,800		3,430
Net income		85		137
Accounts receivable		79		115
Inventory		1,186		1,228
Total assets		3,280		2,970
Total common stockholders equity		905		1,141

Compute the following ratios for 2020. (Round asset turnover to 2 decimal places, e.g. 1.67. Round all other answers to 1 decimal place, e.g. 1.6 or 1.6%.)

(a)		Profit margin			%
(b)		Asset turnover			times
(c)		Return on assets			%
(d)		Return on common stockholders equity			%
(e)		Gross profit rate			%