GAUSS8 2015 Problem 14

Carolyn has a \$5 bill, a \$10 bill, a \$20 bill, and a \$50 bill in her wallet. She closes her eyes and removes one of the four bills from her wallet. What is the probability that the total value of the three bills left in her wallet is greater than \$70?

Answer Choices
A. 0.5
B. 0.25
C. 0.75
D. 1
E. 0