A Grocery Chain Runs a Prize Game by Giving Each

Multiple Choice

A grocery chain runs a prize game by giving each customer a ticket that may win a prize when a box is scratched. Printed on the ticket are the following probabilities for a customer who shops once a week:

What is the probability of winning nothing?

A) 0.31
B) 0.50
C) 0.69
D) 0.80
E) 0