# Probability – Aptitude MCQ Questions – 07

Question 1
A bag contains 4 red, 5 yellow and 6 pink balls. Two balls are drawn at random. What is the probability that none of the balls drawn are yellow?

 Â Â Â A. 1/7 Â Â Â B. 3/7 Â Â Â C. 2/7 Â Â Â D. 5/14

Question 2
P and Q sit in a ring arrangement with 10 persons. What is the probability that P and Q will sit together?

 Â Â Â A. 2/11 Â Â Â B. 3/11 Â Â Â C. 2/9 Â Â Â D. 4/9

Question 3
Two cards are drawn from a pack of well shuffled cards. Find the probability that one is a club and other in King.

 Â Â Â A. 1/13 Â Â Â B. 4/13 Â Â Â C. 1/52 Â Â Â D. 1/26

Question 4
In a simultaneous throw of two dice, what is the probability of getting a doublet ?

 Â Â Â A. 1/6 Â Â Â B. 1/4 Â Â Â C. 2/3 Â Â Â D. 3/7

Question 5
Dev can hit a target 3 times in 6 shots pawan can hit the target 2 times in 6 shots and Lakhan can hit the target 4 times in 4 shots. What is the probability that at least 2 shots hit the target -

 Â Â Â A. 2/3 Â Â Â B. 1/3 Â Â Â C. 1/2 Â Â Â D. None of these

Question 6
In a box, there are 8 red, 7 blue and 6 green balls. One ball is picked up randomly. What is the probability that it is neither red nor green ?

 Â Â Â A. 2/5 Â Â Â B. 3/4 Â Â Â C. 7/19 Â Â Â D. 8/21

Question 7
In a race, the odd favour of cars P, Q, R, S are 1 : 3, 1 : 4, 1 : 5 and 1 : 6 respectively. Find the probability that one of them wins the race.

 Â Â Â A. 9/17 Â Â Â B. 114/121 Â Â Â C. 319/420 Â Â Â D. 27/111

Question 8
A bag contains 6 black and 8 white balls. One ball is drawn at random. What is the probability that the ball drawn is white?

 Â Â Â A. 3/4 Â Â Â B. 4/7 Â Â Â C. 1/8 Â Â Â D. 3/7

Question 9
You toss a coin AND roll a die. What is the probability of getting a tail and a 4 on the die?

 Â Â Â A. 1/2 Â Â Â B. 1/6 Â Â Â C. 1/8 Â Â Â D. 1/12

Question 10
An urn contains 6 red, 5 blue and 2 green marbles. If 2 marbles are picked at random, what is the probability that both are red?

 Â Â Â A. 6/13 Â Â Â B. 5/26 Â Â Â C. 5/13 Â Â Â D. 7/26