Please provide an explanation: IMPORTANT!! For (1-3) use Apple's Consolidated Statement of Operation, and for (4-7) use both Apple and Google's Statements

and pleae provide an explanation.

Google Inc Consolidated Statements of Income (in millions, except per share amounts) 2012 2013 S 46,039 $55,519 S 4,136 $ 4,306 S 50,175 $ 59,825 Revenues Google (advertising and other) Motorola Mobile (hardware and other) Total revenues Cost of revenues Cost of revenues - Google (advertising and other) S 17,176 $21,993 Cost of revenues Motorola Mobile (hardware and other)* S 3,458$3,865 S 20,634 $25,858 S 29,541 $33,967 Total cost of revenues Gross Profit Operating expenses Research and development Sales and marketing General and administrative S 6,793 $7,952 S 6,143 $ 7,253 S 3,845 $ 4,796 S 16,781 $20,001 Total operating expenses Income from operations Interests and other income, net Income from continuing operations before income taxes S 12,760 $ 13,966 626 $ 530 S 13,386 $ 14,496 S 2,598 $2,282 Income taxes Net income S 10,788 $ 12,214