Calculate the return on investment (as a %) for the given company. (Round your answer to the nearest tenth of a percent.) Company Net Sales Cost of Goods Sold Gross Profit Operating Expenses a countertop installer $763,500 $487,560 $275,940 $177,410 Net Profit Gross Profit Margin (%) Net Profit Margin (%) Owner's Equity Return on Investment (%) $98,530 36.1% 12.9% $424,210 % Need Help? Read It