Probability Aptitude Questions and Answers | MCQ Problems

Probability Quiz

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Probability Aptitude Questions and Answers | MCQ Problems

Quiz NameProbability
CategoryAptitude
Number of Questions25
Time30 Minutes
Exam TypeMCQ (Multiple Choice Questions)

Probability Online Test – Practice Now

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1. Sam and Joan are playing a tennis match. If the probability of Sam's win is 0.59, then find the probability of Joan's win.

2. Let A and B be events on the same sample space, with P (A) = 0.6 and P (B) = 0.7. Can these two events be disjoint?

3. A family has two children. find the probability that both the children are girls given that at least one of them is a girl?

4. In a lottery, there are 10 prizes and 25 blanks. A lottery is drawn at random. What is the probability of getting a prize?

5. Determine the probability that a digit chosen at random from the digits 1, 2, 3, …12 will be odd.

6. Tickets numbered 1 to 20 are mixed up and then a ticket is drawn at random. What is the probability that the ticket drawn has a number which is a multiple of 3 or 5?

7. Which of these numbers cannot be a probability?

A) −0.00001
B) 0.5
C) 1.001
D) 0

8. A pack contains 4 blue, 2 red and 3 black pens. If 2 pens are drawn at random from the pack, NOT replaced and then another pen is drawn. What is the probability of drawing 2 blue pens and 1 black pen?

9. In a throw of dice what is the probability of getting number greater than 5

10. The probability that Soumya will get marry within 365 days is 'a' and the probability that her colleague Alma get marry within 365 days is 'b'. Find the probability that only one of the two gets marry at the end of 365 days.

11. Three unbiased coins are tossed. What is the probability of getting at most two heads?

12. Tickets numbered 1 to 20 are mixed up and then a ticket is drawn at random. What is the probability that the ticket drawn has a number which is a multiple of 3 or 5?

13. In a lottery, there are 10 prizes and 25 blanks. A lottery is drawn at random. What is the probability of getting a prize?

14. A bag contains 12 white and 18 black balls. Two balls are drawn in succession without replacement. What is the probability that first is white and second is black?

15. A bag contains 5 red and 3 green balls. Another bag contains 4 red and 6 green balls. If one ball is drawn from each bag. Find the probability that one ball is red and one is
green.

16. If a number is chosen at random from 1 to 100, then the probability that the chosen number is a perfect cube is

17. A box contains S white, T/295 red and 11 blue erasers. If five erasers are taken at random then the probability that all the five are blue color is:

18. What is the probability of getting a sum 9 from two throws of dice?

19. A card is drawn from a pack of 52 cards. The probability of getting a queen of club or a king of heart is

20. A coin is tossed live times. What is the probability that there is at the least one tail?

21. Consider another example where a pack contains 4 blue, 2 red and 3 black pens. If a pen is drawn at random from the pack, replaced and the process repeated 2 more times, What is the probability of drawing 2 blue pens and 1 black pen?

22. If P (A) = 0.18, P (B) = 0.5 and P (B|A) = 0.2, find P(A n B)?

23. An urn contains 10 black and 5 white balls. Two balls are drawn from the urn one after the other without replacement. What is the probability that both drawn balls are black?

24. Two cards are drawn together from a pack of 52 cards. The probability that one is a spade and one is a heart, is:

25. A speaks truth in 75% of cases and B in 80% of cases. In what percentage of cases are they likely to contradict each other, narrating the same incident


 

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Probability Aptitude MCQ Problems

Are you practicing the Probability Topic for a while now? Yet not able to ace the topics? then here is a quick tip for you. Well, first focus on the Formulas. And then proceed to check the Question. Analyze it. Then apply the appropriate formula to it. You are good to get it. Now, the real trick is to memorize the Formula. So, check them. We might hear from the candidates who are preparing for the Exams like the SSC, UPSC, PSC, Banks, Police, Railways, IT Companies, Competetive Exams, Entrance tests that they are facing a lot of troubles while solving the Probability Section in Aptitude. Now, to give the answer to all such aspirants, here we are providing a helpful source. Check it out and use it.

Probability Quiz Questions in Aptitude

Along with the Question here in this quiz, you will also find the necessary help to get the Explanation too. So, check it out. Therefore, you will get the correct concept. Now, another added benefit here is that you can take the Quiz as many times as you can to do so. Therefore, practice well, until you get the real concept. Now, along with that, the contenders should also know the formulas too. Then only they will get to know where to use the correct one. So, please keep this in mind and then proceed. Now, here we are giving the quiz in the form of multiple choice questions.

So, our team from Freshersnow.com hope that the contenders are happy with the probability quiz provided on this page. For, more useful updates and notifications, check our site at regular intervals. Also, on our site, you can find more other topics in the Aptitude section too. Therefore, check them also. And apart from that comment and ask us if you want to get the details about any other Aptitude related topic. We will get them for you. Until then practice well !!

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