GMAT Practice Question Set #53 (Question 157-159)

Problem Solving Question #157: Probability of a Digit in a 3-digit Number  
Time 0 0 : 0 0 : 0 0

What is the probability that a 3-digit positive integer picked at random will have one or more "3"
in its digits?

(A)

1/3

(B)

7/15

(C)

7/25

(D)

9/32

(E)

4/15

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