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).

2017 2016

Net sales $ 5,150 $ 5,100

Cost of goods sold 3,000 3,701

Net income 75 191

Accounts receivable 65 102

Inventory 1,250 1,350

Total assets 2,950 3,250

Total common stockholders equity 920 1,070

Compute the following ratios for 2017

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