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). Compute the following ratios for 2017. (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%