Assets Current assets Net fixed assets BALANCE SHEET AT END OF YEAR (Figures in $ millions) 2018 2019 Liabilities and Shareholders' Equity $ 99 $ 185 Current liabilities 890 990 Long-term debt 2018 $ 68 645 2019 $ 87 840 INCOME STATEMENT, 2019 (Figures in $ millions) Revenue $ 1,995 Cost of goods sold 1,075 Depreciation 395 Interest expense 249 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 $890 million to $990 million during 2019. What must have been South Sea's gross investment in fixed assets during 2019