can you please explain how to also calculate net cash from operating and net cash from financing activities?

The following balance sheet and income statement should be used for questions #44 through #57: Windswept, Inc 2005 Income Statement (S in millions) Sales Less: Cost of goods sold Less: Depreciation Earnings before interest and taxes Less: Interest paid Taxable Income Less: Taxes Net income $8,450 7,240 400 810 70 $ 740 259 $481 Windswept, Inc 2004 and 2005 Balance Sheets (S in millions) Cash Accounts rec Inventory Total 2004 2005 S 120 S 140 930 780 14801,520 $2,530 $2,440 Net fixed assets 3150 3600 Accounts payable Long-term debt Common stock Retained earnings 2004 2005 $1,110 S1,120 840 1,210 3,200 3,000 530710 5.6806040 Total liabilities&equity S5680 56.040 Total assets 53. What is the amount of the net cash from investment activity for 2005? A. $250 million B. S450 million C. $700 million D. $850 million 54. What is the net change in cash during 2005? A. -$40 million B. -$20 million C $20 million D. $40 million