South Sea Baubles has the following (incomplete) balance sheet and income statement. Assets Current assets Net fixed assets BALANCE SHEET AT END OF YEAR (Figures in $ millions) 2018 2019 Liabilities and Shareholders' Equity $ 100 $ 190 Current liabilities 900 1,000 Long-term debt 2018 $ 70 650 2019 $ 90 850 INCOME STATEMENT, 2019 (Figures in $ millions) Revenue $ 2,000 Cost of goods sold 1,080 Depreciation 400 Interest expense 250 a&b. What is shareholders' equity in 2018 and 2019? c&d. What is net working capital in 2018 and 2019? e. What are taxes paid in 2019? Assume the firm pays taxes equal to 21% of taxable income. f. What is cash provided by operations during 2019? g. Net fixed assets increased from $900 million to $1,000 million during 2019. What must have been South Sea's gross investment in fixed assets during 2019