33. The Preston Company reported the following income for 2014: Sales Cost of goods sold S 31,500 8,300 Gross margin Selling and administrative expense $ 23,200 10,300 Operating income Interest expense 12,900 1 4,300 ALL IS 8,600 2,580 Income before taxes Income tax expense Net Income Is 6,020 What is the company's net margin? (Round your final answer to 2 decimal places.) 19.11% O 27.30% 73,65% O 40.95% Ma