eBOOK a. Prepare a vertical analysis of the two operating income statements. Round percentages to one decimal pla Amazon.com, Inc. Operating Income Statements For the Years Ended December 31 (in millions) Year 2 Year 1 Amount Percent Amount Percent 141,915 Product sales 60.9 % $ 118,573 66.7 % 90,972 39.1 % 59,293 Service sales 33.3 % 232,887 100 % $ 177,866 100 % Total sales 139,156 % $ 111,934 Cost of sales % Fulfillment 34,027 % 25,249 % 13,814 % 10,069 % 1 Marketing Technology and content 28,837 % 22,620 % General and administrative 4,336 % 3,674 % 214 % 296 Other operating expense, net Total operating expenses 220,466 % % 173,760 12,421 % 4,106 % Operating income Feedback Check My Work Check My Work Ermali All work saved Email in (1 o search o . #