September 11, 2026
Probability is a topic in IPMAT Quantitative Aptitude which at first may seem intimidating but becomes a lot simpler when the fundamental concepts are understood.
The IPMAT Probability questions generally check if you can identify the total number of possible outcomes, determine the number of favourable outcomes and apply the correct probability formula without getting bogged down by unnecessary calculations.
It is important for students who are preparing for the IPMAT Indore and IPMAT Rohtak to practice IPMAT Probability Questions since Probability is part of the Quantitative Aptitude syllabus.
The present syllabus for Quantitative Aptitude in IPMAT includes Probability as well as other topics such as Permutations & Combinations, Algebra, the Number System, Geometry and Arithmetic.
The article combines important Probability Questions for IPMAT together with their answers and detailed solutions. It also outlines the basic probability concepts which you should revise before tackling exam-level problems.
If you're after PDF materials on IPMAT Probability Questions, you can use this guide as a practice set and go along with IPMAT PYQs if you want more exam-focused practice.
Probability is the mathematical way of measuring how likely an event is to happen.
The basic formula is: Probability of an event = Favourable outcomes / Total possible outcomes
For example, if a fair coin is tossed once, there are two possible outcomes:
The probability of getting a Head is: P(Head) = 1/2
Probability always lies between 0 and 1.
These basic ideas form the foundation for most IPMAT Probability Questions.
Before attempting IPMAT Probability Questions and Answers, revise these important formulas.
A clear understanding of these basic probability rules can help you solve Probability Questions for IPMAT 2027 more quickly and accurately.
| Probability Concept | Formula | When to Use It |
|---|---|---|
| Basic Probability | P(E) = Favourable Outcomes / Total Outcomes | Use when all possible outcomes are equally likely. |
| Impossible Event | P(E) = 0 | Use when an event cannot occur. |
| Certain Event | P(E) = 1 | Use when an event is guaranteed to occur. |
| Complementary Probability | P(E') = 1 − P(E) | Useful when finding the probability that an event does not occur. |
| Addition Rule | P(A ∪ B) = P(A) + P(B) − P(A ∩ B) | Use when finding the probability of A or B occurring. |
| Mutually Exclusive Events | P(A ∪ B) = P(A) + P(B) | Use when A and B cannot occur together. |
| Multiplication Rule | P(A ∩ B) = P(A) × P(B) | Use for independent events occurring together. |
| Probability Range | 0 ≤ P(E) ≤ 1 | Every probability value must lie between 0 and 1. |
Here are practice questions based on the concepts IPMAT 2027 aspirants should know.
A fair die is thrown once. What is the probability of getting an even number?
Solution
A die has six possible outcomes: 1, 2, 3, 4, 5, 6
Even numbers are: 2, 4, 6
Therefore, favourable outcomes = 3.
Total outcomes = 6.
So,
P(Even number) = 3/6 = 1/2
Answer: 1/2
This is one of the simplest Probability Questions for IPMAT and is useful for understanding the basic favourable-outcome approach.
A die is rolled once. What is the probability of getting a prime number?
Solution
The possible outcomes are: 1, 2, 3, 4, 5, 6
Prime numbers among these are: 2, 3 and 5.
Therefore:
Favourable outcomes = 3
Total outcomes = 6
P(Prime) = 3/6 = 1/2
Answer: 1/2
A coin is tossed three times. What is the probability of getting exactly two Heads?
Solution
For three coin tosses, the total number of possible outcomes is:
2³ = 8
The outcomes containing exactly two Heads are:
Therefore, favourable outcomes = 3.
So:
P(Exactly two Heads) = 3/8
Answer: 3/8
This question introduces the connection between Probability and counting, which is useful for solving higher-level IPMAT Probability Questions.
A fair coin is tossed three times. What is the probability of getting at least one Head?
Solution
Instead of calculating all outcomes containing one, two or three Heads separately, use the complement method.
The opposite of "at least one Head" is: no Heads
That means all three tosses must result in Tails.
Probability of three Tails: (1/2) × (1/2) × (1/2) = 1/8
Therefore: P(at least one Head) = 1 − 1/8 = 7/8
Answer: 7/8
Card-based problems are another useful category for Probability preparation.
A standard deck contains:
Understanding these numbers makes card-based IPMAT Probability Questions and Answers much easier.
One card is drawn randomly from a standard deck of 52 cards. What is the probability that it is red?
Solution
There are 26 red cards.
Total cards = 52.
Therefore: P(Red card) = 26/52 = 1/2
Answer: 1/2
One card is selected randomly from a standard deck. What is the probability that the card is a King?
Solution
There are four Kings in a standard deck.
Total cards = 52.
Therefore: P(King) = 4/52 = 1/13
Answer: 1/13
A card is drawn randomly from a standard deck. What is the probability of getting a face card?
Solution
The face cards are:
There are three face cards in each of the four suits.
Therefore: 3 × 4 = 12 face cards
Total cards = 52.
Hence: P(Face card) = 12/52 = 3/13
Answer: 3/13
Questions involving coloured balls are common practice problems because they test the candidate's ability to identify favourable and total outcomes.
Question 8: A box contains 5 red balls and 3 blue balls. One ball is selected randomly. What is the probability of selecting a blue ball?
Solution
Total balls: 5 + 3 = 8
Blue balls = 3.
Therefore: P(Blue) = 3/8
Answer: 3/8
Question 9: A bag contains 4 red, 5 blue and 3 green balls. One ball is drawn randomly. What is the probability that the ball is neither red nor green?
Solution
"Neither red nor green" means the ball must be blue.
Total balls: 4 + 5 + 3 = 12
Blue balls = 5.
Therefore: P(Blue) = 5/12
Answer: 5/12
The key here is translating the wording into the required event before applying the formula.
Complementary probability is one of the most useful shortcuts for entrance-exam questions.
Question 10 A fair die is thrown twice. What is the probability of getting at least one 6?
Solution
There are 36 possible outcomes. Instead of counting every outcome containing a 6, calculate the probability of getting no 6.
Probability of not getting a 6 in one throw: 5/6
For two throws: 5/6 × 5/6 = 25/36
Therefore:
P(at least one 6) = 1 − 25/36 = 11/36
Answer: 11/36
Probability and permutations and combinations are closely connected.
The current IPMAT Quantitative Aptitude syllabus includes both topics, so students should be comfortable moving between counting and probability-based questions.
Question 11: A committee of 2 students is selected from 5 boys and 3 girls. What is the probability that both selected students are girls?
Solution
Total students: 5 + 3 = 8
Number of ways to select 2 students: ⁸C₂ = 28
Number of ways to select 2 girls from 3: ³C₂ = 3
Therefore: P(Both girls) = 3/28
Answer: 3/28
This type of question is an excellent example of how Combinations and Probability work together.
Once you are comfortable with basic questions, move to problems where the wording itself becomes part of the challenge.
Question 12: Two dice are thrown simultaneously. What is the probability that the sum of the numbers obtained is 8?
Solution
When two dice are thrown:
Total outcomes = 6 × 6 = 36
The outcomes whose sum is 8 are:
There are 5 favourable outcomes.
Therefore: P(Sum = 8) = 5/36
Answer: 5/36
Question 13 Two dice are thrown. What is the probability that the sum is greater than 9?
Solution
Possible sums greater than 9 are: 10, 11 and 12
For sum 10:
For sum 11:
For sum 12:
Total favourable outcomes = 6.
Total outcomes = 36.
Therefore: P(Sum > 9) = 6/36 = 1/6
Answer: 1/6
Try these questions yourself before looking at the answers.
Question 14: A die is thrown once. What is the probability of getting a number greater than 4?
A.1/6
B. 1/3
C. 1/2
D. 2/3
Answer: B. 1/3
Question 15: A coin is tossed twice. What is the probability of getting at least one Tail?
A.1/4
B. 1/2
C. 3/4
D. 1
Answer: C. 3/4
Question 16: A card is drawn from a standard deck. What is the probability of getting an Ace?
A.1/13
B. 1/26
C. 4/13
D. 1/4
Answer: A. 1/13
Question 17: A bag contains 6 red balls and 4 blue balls. One ball is selected randomly. What is the probability of selecting a red ball?
A.2/5
B. 3/5
C. 1/2
D. 4/5
Answer: B. 3/5
Question 18:Two dice are thrown. What is the probability of getting a sum of 7?
A.1/12
B. 1/6
C. 1/9
D. 1/3
Answer: B. 1/6
Question 19: A box contains 3 white balls and 7 black balls. One ball is selected. What is the probability that it is not white?
A.3/10
B. 7/10
C. 1/2
D. 1/3
Answer: B. 7/10
Question 20:Three coins are tossed simultaneously. What is the probability of getting exactly one Head?
A.1/8
B. 1/4
C. 3/8
D. 1/2
Answer: C. 3/8
Students may lose marks even if they understand the formulas due to minor errors.
Before you calculate the number of favourable outcomes, you must first establish the sample space.
"At least one" questions can get too long if you work out every possible case one by one.
Check whether the first event changes the conditions for the second.
If an item is removed from a collection and not returned, the total number of objects changes.
The numerator represents what you want. The denominator represents all possible outcomes under the given conditions.
A practical preparation plan can be divided into four stages.
Stage 1: Learn the Basics
Start with:
Do not move ahead until these concepts are comfortable.
Stage 2: Practise Standard Models
Solve questions based on:
These problems help you recognise common patterns.
Stage 3: Combine Probability With P&C
Once the basics are clear, practise questions involving:
This is where many exam-level questions become more interesting.
Stage 4: Solve Previous-Year Papers
Finally, test yourself using actual IPMAT papers.
Toprankers provides IPMAT previous-year papers with solutions and covers papers from multiple years, which can help you understand how the exam has evolved.
You can also use the IPMAT Maths Preparation guide to build a broader Quantitative Aptitude strategy.
Probability is included in the Quantitative Aptitude syllabus for IPMAT. The current Toprankers syllabus guide lists Probability among the Modern Mathematics topics, alongside Permutations & Combinations.
However, knowing the formula alone is not enough.
An IPMAT question can combine Probability with:
This is why solving different types of Probability Questions for IPMAT is more useful than memorising formulas in isolation.
The best preparation approach is to understand the concept first, then solve basic questions, followed by mixed and application-based problems.
Students searching for an IPMAT Probability Questions PDF often download a large collection of questions and start solving them randomly.
That is not necessarily the most effective approach.
Instead, organise your PDF practice into three levels:
| Level | Type of Questions | Goal |
|---|---|---|
| Level 1 | Basic formula-based questions | Build concepts |
| Level 2 | Application-based questions | Improve accuracy |
| Level 3 | Mixed Probability + P&C questions | Develop exam-level problem-solving |
After completing each set, maintain a small error log.
Record:
This turns an IPMAT Probability Questions PDF from a simple question bank into a useful revision resource.
For additional practice, you can also refer to Toprankers' IPMAT Sample Papers, where you can practise questions in a more exam-like format.
The most effective way of mastering Probability questions in IPMAT is to cease viewing Probability as a chapter based on formulas.
Rather, study how to identify the sample space, calculate the number of favourable outcomes, recognise complementary events, and determine when to use permutations and combinations.
Begin with some simple problems involving coins and dice, then progress on to those with cards, selections and questions based on counting. When you have a solid grasp of the basic concepts, practice solving a variety of IPMAT probability questions and answers within a time limit.
Most importantly, use previous-year papers to understand the level of questions you may face. Toprankers' current IPMAT resources include previous-year papers, sample papers, the Quantitative Aptitude syllabus and Maths preparation guidance, making it easier to move from concept learning to exam-oriented practice.
Frequently Asked Questions
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