Gluten Corporation Consolidated Income Statement 2020 Year ended December 31 (in $ millions) Total sales 1,258 Cost of sales -377 Gross profit 881 Selling, general, and administrative expenses -188 Research and development - 150 Depreciation and amortization -122 Operating income 421 Other income -25 Earnings before interest and taxes (EBIT) 396 Interest income (expense) -62 Pretax income 334 Taxes -71 Net income 263 60 63 583 Price per share Shares outstanding (millions) Stockholders' Equity Total Liabilities and Stockholders' Equity What is Gluten Corporation's operating margin? Round to the nearest tenth. 754 33.5% 35.5% 55.3% 25.3%