Selected data from the Bramble Transport Company are presented below: Total assets Average total assets Net income $1,447.000 1,940,000 172,660 Net sales 1,202,800 Average common stockholders' equity 1,000,000 Net cash provided by operating activities 271,300 Assume that no dividends were declared or paid during the period. (a) Calculate the profit margin. (Round answer to 1 decimal place, e.g. 15.2%.) Profit margin %