A Box Contains One Each of $1, $10, $20, $50

Multiple Choice

A box contains one each of $1, $10, $20, $50, and $100 bills. It costs $30 to reach in and withdraw one bill. What is the expected value?

A) $5.50
B) $7.60
C) $6.20
D) $4.80
E) $6.90