Key Probability Questions & Solutions to Ace Your CBSE Maths Board Exam
FAQs on Practice Class 10 Maths Probability MCQs with Solutions for 2025-26 Exams
1. What are the most important topics from Chapter 15 Probability for Class 10 board exams?
Key exam-focused areas in CBSE Class 10 Maths Probability (2025–26) include:
- Understanding theoretical and experimental probability
- Calculating probability of single and combined events
- Complementary events and their real-life applications
- Solving probability problems involving cards, dice, and coins
2. How are MCQs on probability typically marked in the Class 10 Maths board paper?
MCQs on probability generally carry 1 or 2 marks each. Students are expected to select the correct option and show minimal calculation, if required, as per CBSE marking guidelines for the 2025–26 session.
3. What types of MCQs can be expected from Probability in the 2025–26 board exam?
Important MCQ types on Probability include:
- Basic calculation of event probability
- Problems on complementary and mutually exclusive events
- Probability questions involving playing cards, coins tosses, and dice rolls
- Application-based or logic-driven scenarios
4. How should students avoid common mistakes when answering Probability MCQs?
To avoid errors in Probability MCQs:
- Carefully count total possible outcomes
- Read each question to check if events are independent or dependent
- Understand difference between 'at least' and 'exactly'
- Check if events are with or without replacement
5. Why are Probability MCQs considered important for board preparation?
Probability MCQs test students' application of logical reasoning, concept clarity, and ability to solve under time pressure. Mastery in this area boosts overall Maths board scores significantly in the 2025–26 session.
6. What higher order thinking skills (HOTS) can be assessed in Class 10 Probability MCQs?
MCQs may assess HOTS such as:
- Identifying errors in experimental setups
- Predicting probability changes when rules vary
- Interpreting word problems and converting them into probability statements
- Justifying why certain outcomes are more/less likely
7. How does understanding complementary events increase accuracy in solving MCQs?
Knowing complementary events allows students to quickly calculate probabilities (P(A') = 1 – P(A)), which is especially useful when the complement scenario is easier to compute, helping save time during the exam.
8. What is the recent trend in board exams regarding Probability MCQs?
Recent CBSE exams (2023–25) have focused on:
- Conceptual MCQs over rote calculations
- Applying probability to new or everyday contexts
- Testing the understanding of independent vs. dependent events
Practicing varied patterns is essential for the 2025–26 boards.
9. How can one identify whether a Probability MCQ tests theoretical or experimental probability?
Theoretical probability questions use formula-based logic for predictable outcomes, whereas experimental probability MCQs give results based on actual trials or past records. Key phrases like "experiment conducted" or "frequency observed" signal experimental probability.
10. If a Probability question seems confusing during the exam, what strategy should be followed?
Stay calm and break the problem into small steps:
- Identify given and required outcomes
- Write the probability formula
- Eliminate AI-improbable options
- If in doubt, attempt easier MCQs first, then return to harder ones

















