please answer a,b, and c

In December 2018, General Electric (GE) had a book value of equity of $51.9 billion, 8.5 billion shares outstanding, and a market price of $8.09 per share. GE also had cash of $68.3 billion, and total debt of $112.2 billion a. What was GE's market capitalization? What was GE's market-to-book ratio? b. What was GE's book debt-equity ratio? What was GE's market debt-equity ratio? c. What was GE's enterprise valuo? a. What was GE's market capitalization? GE's market capitalization was $ billion. (Round to one decimal place.)