Calculate Apple's current assets and current liabilities, current ratio, total liabilities, total assets, debt to assets ratio. Please show calculations.

Sep. 28, 2019 Sep. 29, 2018 CONSOLIDATED BALANCE SHEETS - USD ($) $ in Millions Current assets: Cash and cash equivalents Marketable securities Accounts receivable, net Inventories Vendor non-trade receivables Other current assets Total current assets $ $ 48,844 51,713 22,926 4,106 22,878 12,352 162,819 $ 25,913 40,388 23,186 3,956 25,809 12,087 131,339 Non-current assets: 105,341 37,378 32,978 175,697 338,516 170,799 41,304 22,283 234,386 365,725 46,236 37,720 5,522 5,980 10,260 105,718 55,888 33,327 5,966 11,964 8,784 115,929 Marketable securities Property, plant and equipment, net Other non-current assets Total non-current assets Total assets Current liabilities: Accounts payable Other current liabilities Deferred revenue Commercial paper Term debt Total current liabilities Non-current liabilities: Term debt Other non-current liabilities Total non-current liabilities Total liabilities Commitments and contingencies Shareholders' equity: Common stock and additional paid-in capital, $0.00001 par value: 12,600,000 shares authorized; 4,443,236 and 4,754,986 shares issued and outstanding, respectively Retained earnings Accumulated other comprehensive income/(loss) Total shareholders' equity Total liabilities and shareholders' equity 91,807 50,503 142,310 248,028 93,735 48,914 142,649 258,578 45,174 40,201 45,898 (584) 90,488 $338,516 70,400 (3,454) 107,147 $365,725