Here are the 2018 and 2019 (incomplete) balance sheets for Newble Oil Corp. Assets Current assets Net fixed assets BALANCE SHEET AT END OF YEAR (Figures in $ millions) 2018 2019 Liabilities and shareholders' Equity $ 310 $ 420 Current liabilities 1,200 1,420 Long-term debt 2018 2019 $ 210 $ 240 830 920 Required: a&b. What was shareholders' equity at the end of 2018 and 2019? c. If Newble paid dividends of $100 million in 2019 and made no stock issues, what must have been net income during the year? d. If Newble purchased $300 million in fixed assets during 2019, what must have been the depreciation charge on the income statement? e. What was the change in net working capital between 2018 and 2019? f. If Newble issued $200 million of new long-term debt, how much debt must have been paid off during the year? Complete this question by entering your answers in the tabs below. Req A and B Reg C Reg D Reg E Req F What was shareholders' equity at the end of 2018 and 2019? (Enter your answers in millions.) 2019 2018 470 million Shareholders' equity $ $ 680 million Reg A and B Reqc >