Question

Ten cards numbered from 1 to 10 inclusive are placed in a hat Irene takes a card out of the hat without looking what is the probability that she takes out:

A] the number 10
B] an odd number
C] a number greater than 4
D] a prime number
E] a number between 5 and 9?

Answer 1

A] 1/10
B] 5/10
C] 6/10
D] 4/10
E] 3/10