Vidyalelo
Aptitude · Q73

Probability

Competitive Exams · Aptitude · question 73

Q73

In a charity show tickets numbered consecutively from 101 through 350 are placed in a box. What is the probability that a ticket selected at random (blindly) will have a number with a hundredth digit of 2?

A.
0.285
B.
0.40
Answer
C.
D.

Answer: Option B

Solution

Answer: Option B
Solution:
250 numbers between 101 and 350 i.e. n(S) = 250
n(E) = 100th digits of 2 = 299 - 199 = 100