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Probability — Practice Questions

IISER Aptitude Test · Mathematics

Free Probability practice questions for IISER Aptitude Test Mathematics 2026 — chapter-wise MCQs with answers and detailed solutions.

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A diagram illustrating a random experiment (e.g., rolling a fair six-sided die) showing all possible outcomes and how they form the sample space. Each outcome is distinct.
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Practice Questions — Probability

233 questions available from Probability for IISER Aptitude Test Mathematics.

Question Types

multiple choicemultiple correct

Sample Questions

1multiple choice1 marks

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

2multiple choice1 marks

A die is rolled. What is the probability of getting an even number?

3multiple choice1 marks

Two cards are drawn from a deck of 52 cards without replacement. What is the probability that both are aces?

4multiple choice1 marks

If P(A) = 0.4 and P(B) = 0.6, and A and B are mutually exclusive events, find P(A ∪ B).

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Frequently Asked Questions

What topics are covered in Probability for IISER Aptitude Test?
Probability is an important chapter in IISER Aptitude Test Mathematics. It covers key concepts and formulas that are frequently tested in the exam. Key topics include: Random Experiments and Sample Space, Types of Events, Axiomatic Definition of Probability, Addition Theorem and Union of Events.
How important is Probability for IISER Aptitude Test?
Probability is a frequently tested chapter in IISER Aptitude Test Mathematics. Questions from this chapter appear regularly in previous year papers. There are 233 practice questions available for this chapter.
How to prepare Probability for IISER Aptitude Test?
Start by understanding the core concepts, then solve practice questions. Focus on formulas and their applications. Use revision notes for quick review before the exam.

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