MCQ Probability

1. The probability of an event E is equal to zero. This event is called:

2. The probability that cannot exist among the following is:

3. A bag contains 5 red balls and 3 blue balls. What is the probability of drawing a red ball?

4. A die is rolled. What is the probability of getting a number greater than 6?

5. If P(E) = 0.2, then what is the probability of 'not E'?

6. A coin is tossed twice. What is the probability of getting at least one head?

7. A deck of cards has 52 cards. What is the probability of drawing an ace?

8. In class, 30% of students study Hindi, 45% study Maths, and 15% study both Hindi and Maths. If a student is randomly selected, what is the probability that he/she study Hindi or maths?

9. If one event occurs, another event cannot happen, i.e., the events that cannot occur simultaneously are called as -

10. The set of one or more than one outcomes from an experiment is called as -

11. Using the digits 1, 2, 3, 4, and 5, a number having five digits is formed without any repetition. What is the probability that the number is divisible by 4?

12. The probability of selecting a bad egg is 0.035 from the lot of 400 eggs. So, what is the number of bad eggs in the lot?

13. Which of the following statement is not true about probability?

14. If three coins are tossed simultaneously, what is the probability of getting atmost two heads?

15. A school has five houses named as A, B, C, D, and E. There are 23 students in a class in which 4 students are from house A, 8 students are from house B, 5 from C, 2 from D, and the rest from house E. Class teacher randomly selects a student to be the class monitor. What is the probability that the selected student is not from house A, B, and C?

16. Two dice are thrown simultaneously. What will be the probability of getting a sum of 7?

17. Two people X and Y apply for a job in a company. The probability of the selection of X is 2/5, and Y is 4/7. What is the probability that both of them get selected?

18. If two dice are thrown simultaneously, what is the probability of getting a multiple of 2 on one dice and multiple of 3 on the other dice?

19. What will be the number of events if 10 coins are tossed simultaneously?

20. If a number is selected at random from the first 100 natural numbers, what will be the probability that the selected number is a perfect cube?