单选题 An analyst has calculated the following ratios for a firm:
Sales/Total Assets: 2.8
Net Profit Margin (%): 4
Return on Total Assets (%): 11.2
Total Asset/Equity: 1.6
The return on equity for this firm would be closest to:

A、 4.48%.
B、 6.40%.
C、 17.92%.

【正确答案】 C

【答案解析】ROE = Net Profit Margin × Sale/Total Assets × Total Assets/Equity =4.00×2.80×1.60=17.92%, Alternatively , ROE = Return on Total Assets × Total Assets/Equity =11.20×1.60=17.92%.