Please answer question 1&2. Show all work with clear detail.

The following selected data were taken from the financial statements of the Columbus Group for December 31, 2016, 2015, and 2014: 1. Dec. 31, 2016 Dec.31, 2015 Dec. 31, 2014 $3,000,000$2,700,000 1,000,0001,000,000 $2,400,000 1,000,000 Total assets Notes payable (9% interest) Common stock Preferred $7 stock, $100 par (no change during year Retained earnings 00,000400,000 200,000 400,000 200,000 200,000 1,126,000 96,000 600,000 The 2016 net income was $422,000 and the 2015 net income was $380,000. No dividends on common stock were declared between 2014 and 2016. Required: (1) Determine the rate earned on total assets, the rate earned on stockholders' equity, and the rate earned on common stockholders' equity for the years 2016 and 2015. Round to one decimal place. (2) What conclusion can be drawn from these data as to the company's profitability