Selected data from the company are presented below:

Total Assets: $1,500,000
Average Assets: 1,700,000
Net Income: 250,000
Net Sales: 1,400,000
Average common stockholders' equity: 1,000,000
Net cash provided by operating activities: 275,000
Shares of common stock outstanding: 10,000


Calculate the profitability ratios that can be computed from the above information.

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Also you need to realize that what your book/instructor may have presented as a set of profitability ratios may not be all the ones that could exist. You'd have to look up which ones have been covered. And some equations have slight variances depending on the source. Helps if you include the equation you've been given alone with any work.

If you're allowed to use any set you want, there's a whole slew of analysis ratios here:
http://www.investopedia.com/university/ratios/