Calculate Current ratio and Explain what this ratio means.

AMAZON.COM, INC. CONSOLIDATED BALANCE SHEETS (in millions, except per share data) Current 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 - 527 and 532 Outstanding shares - 503 and 509 Treasury stock, at cost Additional paid-in capital Accumulated other comprehensive income (loss) Retained earnings Total stockholders' equity Total liabilities and stockholders' equity See accompanying notes to consolidated financial statements