According to the balance sheet and the income statement, please calculate all the liquidity ratios, including current ratio, quick ratio, cash ratio, inventory turnover, and accounts receivable turnover.

AMAZON.COM, INC. CONSOLIDATED BALANCE SHEETS (in millions, except per share data) December 31, 2015 2016 ASSETS Current assets: Cash and cash equivalents Marketable securities Inventories Accounts receivable, net and other Total current assets Property and equipment, net Goodwill Other assets Total assets 15,890 $ 3,918 10,243 5,654 35,705 21,838 3,759 3,445 64,747 $ 19,334 6,647 11,461 8,339 45,781 29,114 3,784 4,723 83,402 20,397 $ 10,372 3,118 33,887 8,227 9,249 25,309 13,739 4,768 43,816 7,694 12,607 LIABILITIES AND STOCKHOLDERS' EQUITY Current liabilities: Accounts payable Accrued expenses and other Unearned revenue Total current liabilities Long-term debt Other long-term liabilities Commitments and contingencies (Note 7) Stockholders' equity: Preferred stock, $0.01 par value: Authorized shares - 500 Issued and outstanding shares - none Common stock, $0.01 par value: Authorized shares - 5,000 Issued shares 494 and 500 Outstanding shares - 471 and 477 Treasury stock, at cost Additional paid-in capital Accumulated other comprehensive loss Retained earnings Total stockholders' equity Total liabilities and stockholders' equity (1,837) 13,394 (723) 2,545 13,384 64,747 S (1,837) 17,186 (985) 4,916 19,285 83,402 AMAZON.COM, INC. CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) (in millions) Year Ended December 31, 2014 2015 (241) $ 596 $ 2016 2,371 S (325) (279) Net income (loss) Other comprehensive income (loss): Foreign currency translation adjustments, net of tax of S(3), $10, and $(49) Net change in unrealized gains (losses) on available-for-sale securities: Unrealized gains (losses), net of tax of $1, $(5), and S(12) Reclassification adjustment for losses (gains) included in "Other income (expense), net," net of tax of S(1), $0, and $0 Net unrealized gains (losses) on available-for-sale securities Total other comprehensive income (loss) Comprehensive income (loss) $ (326) (567) $ (212) 384 $ (262) 2,109 See accompanying notes to consolidated financial statements. AMAZON.COM, INC. CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (in millions) Common Stock Treasury Total Stockholders Equity Shares Amount Accumulated Additional Other Paid-In Comprehensive Stock Capital Income (Loss) (1,837) $ 9,573 $ (185) $ 459 $ Retained Earnings 2,190 (241) 9,746 (241) (326) (326) Balance as of January 1, 2014 Net loss Other comprehensive income (loss) Exercise of common stock options Excess tax benefits from stock-based compensation Stock-based compensation and issuance of employee benefit plan stock Issuance of common stock for acquisition activity 2014 Balance as of December 31, 2014 ILL 1,510 - 1,510 44 465-5 1837111135 - (511) 1,949 10,741 N | | Tall (212) ||| | 119 | 2,131 2,131 5 Net income Other comprehensive income (loss) Exercise of common stock options Excess tax benefits from stock-based compensation Stock-based compensation and issuance of employee benefit plan stock Issuance of common stock for acquisition activity Balance as of December 31, 2015 Net income Other comprehensive income (loss) Exercise of common stock options Excess tax benefits from stock-based compensation Stock-based compensation and issuance of employee benefit plan stock Balance as of December 31, 2016 (1,837) 13,394 || | 13,384 2,371 (262) 1 (262) 829 829 | 2,962 17,186 $ - 4,916 2,962 19,285 477 $ 5 $ (1,837) $ (985) $ S See accompanying notes to consolidated financial statements. AMAZON.COM, INC. CONSOLIDATED BALANCE SHEETS (in millions, except per share data) December 31, 2015 2016 ASSETS Current assets: Cash and cash equivalents Marketable securities Inventories Accounts receivable, net and other Total current assets Property and equipment, net Goodwill Other assets Total assets 15,890 $ 3,918 10,243 5,654 35,705 21,838 3,759 3,445 64,747 $ 19,334 6,647 11,461 8,339 45,781 29,114 3,784 4,723 83,402 20,397 $ 10,372 3,118 33,887 8,227 9,249 25,309 13,739 4,768 43,816 7,694 12,607 LIABILITIES AND STOCKHOLDERS' EQUITY Current liabilities: Accounts payable Accrued expenses and other Unearned revenue Total current liabilities Long-term debt Other long-term liabilities Commitments and contingencies (Note 7) Stockholders' equity: Preferred stock, $0.01 par value: Authorized shares - 500 Issued and outstanding shares - none Common stock, $0.01 par value: Authorized shares - 5,000 Issued shares 494 and 500 Outstanding shares - 471 and 477 Treasury stock, at cost Additional paid-in capital Accumulated other comprehensive loss Retained earnings Total stockholders' equity Total liabilities and stockholders' equity (1,837) 13,394 (723) 2,545 13,384 64,747 S (1,837) 17,186 (985) 4,916 19,285 83,402 AMAZON.COM, INC. CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) (in millions) Year Ended December 31, 2014 2015 (241) $ 596 $ 2016 2,371 S (325) (279) Net income (loss) Other comprehensive income (loss): Foreign currency translation adjustments, net of tax of S(3), $10, and $(49) Net change in unrealized gains (losses) on available-for-sale securities: Unrealized gains (losses), net of tax of $1, $(5), and S(12) Reclassification adjustment for losses (gains) included in "Other income (expense), net," net of tax of S(1), $0, and $0 Net unrealized gains (losses) on available-for-sale securities Total other comprehensive income (loss) Comprehensive income (loss) $ (326) (567) $ (212) 384 $ (262) 2,109 See accompanying notes to consolidated financial statements. AMAZON.COM, INC. CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (in millions) Common Stock Treasury Total Stockholders Equity Shares Amount Accumulated Additional Other Paid-In Comprehensive Stock Capital Income (Loss) (1,837) $ 9,573 $ (185) $ 459 $ Retained Earnings 2,190 (241) 9,746 (241) (326) (326) Balance as of January 1, 2014 Net loss Other comprehensive income (loss) Exercise of common stock options Excess tax benefits from stock-based compensation Stock-based compensation and issuance of employee benefit plan stock Issuance of common stock for acquisition activity 2014 Balance as of December 31, 2014 ILL 1,510 - 1,510 44 465-5 1837111135 - (511) 1,949 10,741 N | | Tall (212) ||| | 119 | 2,131 2,131 5 Net income Other comprehensive income (loss) Exercise of common stock options Excess tax benefits from stock-based compensation Stock-based compensation and issuance of employee benefit plan stock Issuance of common stock for acquisition activity Balance as of December 31, 2015 Net income Other comprehensive income (loss) Exercise of common stock options Excess tax benefits from stock-based compensation Stock-based compensation and issuance of employee benefit plan stock Balance as of December 31, 2016 (1,837) 13,394 || | 13,384 2,371 (262) 1 (262) 829 829 | 2,962 17,186 $ - 4,916 2,962 19,285 477 $ 5 $ (1,837) $ (985) $ S See accompanying notes to consolidated financial statements