a. Prepare a vertical analysis of the two income statements. Round percentages to one decimal place. HW #3 assignment take frame Amazon.com, Inc. Income Statements For the Years Ended December 31 (in millions) Year 2 Amount Year 2 Year 1 Year 1 Percent Amount Percent Revenues: Product sales $160,408 57.2 % $141,915 60.9 % Service sales 120,114 42.8 % 90,972 39.1 % Total revenues $280,522 100 % $232,887 100 % Operating expenses: Cost of sales $(165,536) % $(139,156) % Fulfillment (40,232) % (34,027) 20 % Technology and content (35,931) % (28,837) % Marketing (18,878) % (13,814) % General and administrative (5,203) 1.9 % (4,336) 1.9 % Other operating expense (income), net (201) 0.1 % (296) 0.1 % Total operating expenses $(265,981) 94.8 % $(220,466) 94.7 % Operating income $14,541 5.2 % $12,421 5.3 %