January 31, 2016 Income Statement for ending Revenue Service Total revenue cost or even Product service total cost of revenue Gross profit 325,00 75, wo 400.000 ZOO, OO 15, OOO 215,000 I5OOO : 2,50 10 perating expense Salaries rent advertising Misc. total operating expense . Net income 3,000 36,500 148,500 Calculate -paying gass profit margin after Cost of goods sold 2 calculate net profit margin 3 calculate return on assets