# MCQ on Probability (Part 1) – Class 10 Mathematics – Chapter 15 (NCERT)

The Chapter 15 of Class 10 Mathematics under the NCERT Syllabus is about the Probability. The Chapter discusses the Probability of various experiments, events, and their outcomes. This section covers the MCQ on Probability for practice.

This is Part 1 of MCQ on Probability which is chapter 15 of Class 10 Mathematics. This part contains 20 Multiple Choice Questions (MCQ) and there are four options for each question. Out of the four options, only one option is correct. Choose the correct answer for all the questions and click on the submit button to get the results.

## MCQ on Probability (Part 1) -  Class 10 Mathematics - Chapter 15 (NCERT)

1. In probability, the chance of happening events is measured by a number lying from
2. Three unbiased coins are tossed together, then
3. An event associated to a random experiment is a compound event if it is obtained by combining two or more elementary events associated to the random experiment
4. The sum of probability of all elementary events of an experiment is $p$, then
5. An outcome of a random experiment is called
6. Which of the following cannot be the probability of an event
7. The sum of probabilities of all the outcomes of an experiment is greater than one
8. A letter is chosen random from the word $COCACOLA$. The probability that the letter will be a vowel is
9. The probability of an event that cannot occur is
10. The probability of an event that is unlikely to happen is closest to
11. The experiments that are repeated under identical conditions and they do not produce the same outcome every time are called
12. A coin and a die is tossed simultaneously. The probability of getting 'tail' and 'prime number' is
13. On a single roll of a die, the probability of getting a number less than 7 is
14. The experiments that are repeated under identical conditions and they produce the same outcome every time are called
15. A number $y$ is chosen at random from the numbers $-3, -2, -1, 0, 1, 2, 3, 4$. What is the probability of $y<2$
16. A letter is chosen random from the word $COMPUTER$. The probability that the letter will be a consonant is
17. Two unbiased coins are tossed simultaneously and the probability of getting not head is $\frac{A}{B}$. The value of $(A+B)^2$ is
18. A coin is tossed twice. The probability of getting heads both the time is
19. A die is thrown once. The probability of getting a prime number is
20. If three different coins are tossed together, the probability of getting 2 heads is

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