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) Liabilities and Shareholders' 2015 2016 Equity $ 91 $145 Current liabilities 810 910 Long-term debt 2015 2016 $ 52 $ 63 605 760 INCOME STATEMENT, 2016 (Figures in $ millions) Revenue $1,955 Cost of goods 1,035 sold Depreciation 355 Interest expense 241 g. Net fixed assets increased from $810 million to $910 million during 2016. What must have been South Sea's gross Investment in fixed assets during 2016? (Enter your answer in millions.) Gross investment million