Last Year, a corporation had a book value of equity of $400 million of USDs, 2.5 million shares outstanding, and a market price of $39 per share. The corporation also had cash of $10 million of USDs, and total debt of $268 million USDs.

1. What was the corporation's market capitalization, in million USDs?

2. What was the corporation's market-to-book ratio?

3. What was the corporation's book debt-equity ratio?

4. What was the corporation's enterprise value, in million USDs?