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Probability MCQs

Free 33+ Probability MCQs for PPSC, FPSC, NTS, and Pakistan government job tests. Practise below with answers and explanations.

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33 questions in this list. Select an option to practice, or open a question for the full page with explanation.

Probability — MCQs for Pakistan government job tests

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Probability

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1.Which type of operation involves calculating the probability related to interest rates?

2.What is the probability that the total number of dots shown after rolling a die twice equals 8?

3.A drawer contains 4 white socks, 3 blue socks, and 5 grey socks. If two socks are drawn at random, what is the probability that both socks are of the same color?

4.What is the likelihood of selecting two clubs consecutively from a thoroughly shuffled standard deck of 52 cards?

5.What is the probability that in a group of 5 girls and 2 boys, no two boys sit next to each other when arranged for a photo?

6.If a single card is randomly selected from a standard deck of 52 cards, what is the probability of drawing either the queen of clubs or the king of hearts?

7.Two cards are drawn sequentially from a standard deck with replacement. What is the probability that the first card is red and the second card is a king?

8.In a group of 10 individuals working on a project, 4 are graduates. If 3 people are chosen at random, what is the probability that at least one of them is a graduate?

9.If the probability that A tells the truth is 3/5 and the probability that B tells the truth is 4/7, what is the likelihood that both A and B give the same answer?

10.At a gathering with 5 married couples, 5 individuals are picked at random. What is the probability that the chosen group includes at least two complete couples?

11.If the chance of a single lottery ticket being a winner is 0.2, what is the probability of winning at least once when buying 4 tickets?

12.Ten books are randomly arranged on a shelf. What is the probability that a specific pair of books will be positioned side by side?

13.What is the likelihood that a leap year contains 53 Sundays and 52 Mondays?

14.If two numbers are randomly selected from a set of 15 consecutive integers, what is the probability that both chosen numbers are either odd or prime?

15.A bag contains 5 white balls and 4 red balls. If two balls are drawn randomly, what is the probability that the selected balls are of different colors?

16.A container holds 3 blue marbles, 4 red marbles, 6 green marbles, and 2 yellow marbles. If two marbles are drawn at random, what is the probability that both selected marbles are either blue or yellow?

17.A container holds 3 blue marbles, 4 red marbles, 6 green marbles, and 2 yellow marbles. If three marbles are drawn randomly, what is the chance that all three are blue?

18.A container holds 3 blue, 4 red, 6 green, and 2 yellow marbles. If you randomly select four marbles, what is the probability that no blue marble is chosen?

19.A box contains 9 bulbs, of which 4 are faulty. If 4 bulbs are selected randomly, what is the probability that there is at least one working bulb among them?

20.A total of nine bulbs are in a box, with four of them being faulty. If you randomly select four bulbs, what is the probability that every bulb chosen is defective?

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