Question

A jar contains 10 marbles marked with the numbers 1 through 10. You pick a marble at random. What is the probability of not picking the marble marked with the number 8? Enter your answer as a simplified fraction. The probability of not picking the marble marked with the number 8 is

Answer 1

9/10

Explanation:

Since there is only one marble per number and there is only one marble for the number 8 you would take just subtract 10-1 which would give you 9.