A gymnast is planning which vault to perform at an upcoming competition. Her most difficult vault, vault #1, can earn her a 9.3. However, 75% of the time she does not successfully complete it and is disqualified with zero points. Her other option, vault #2, is a vault that can earn her 6.1 points, and she completes it 95% of the time. Which vault should she choose?

1. Calculate the expected value of each vault. (Show your math)
2. Explain which vault you would suggest (based on your calculations).