1. The following information is taken from Milano Corporation's financial statements: December 31 2021 2020 Cash $90,000 $ 27,000 Accounts receivable 92,000 80,000 Allowance for doubtful accounts (4,500) (3,100) Inventory 155,000 175,000 Prepaid expenses 7,500 6,800 Land 90,000 60,000 Buildings 287,000 244,000 Accumulated depreciation Patents (32,000) (13,000) 20,000 $705,000 35,000 $611,700 Accounts payable Accrued liabilities Bonds payable $ 90,000 $ 84,000 54,000 63,000 125,000 60,000 Share capital-ordinary 100,000 100,000 Retained earnings-appropriated 80,000 10,000 Retained earnings-unappropriated 271,000 302,700 Treasury shares, at cost (15,000) (8,000) $705,000 $611,700 For 2021 Year Net income Depreciation expense $58,300 19,000 5,000 Amortization of patents Cash dividends declared and paid Gain or loss on sale of patents Required: 1. Net cash provided (used) for / by operating activities 2. Net cash provided (used) for / by investing activities 3. Net cash provided (used) for / by financing activities 4. Net change in cash balance indicate increase or decrease 20,000 none