Chapter 14 · Class 10 CBSE · Worksheet

Probability Worksheet — Class 10 CBSE Maths

Download a free printable worksheet with 30 questions at 3 difficulty levels. Includes full answer key.

Download Full PDF Worksheet

30 questions (Easy + Medium + Hard) with answer key. Fresh set generated daily.

Download Full PDF

Sample Questions — Probability

Here are 8 sample questions from this worksheet. Download the full PDF for all 30 questions.

Q1.Which of the following statements about the probability of an event E is always true?

A.P(E) < 0

B.P(E) > 1

C.0 ≤ P(E) ≤ 1

D.P(E) = 0.5

Difficulty: Easy

Q2.A fair six-sided die is rolled once. What is the probability of getting an even number?

A.1/6

B.1/3

C.1/2

D.2/3

Difficulty: Easy

Q3.A student calculated the probability of an event and reported it as -0.5. Which of the following statements about this calculation is true?

A.The calculation is correct if the event is impossible.

B.The calculation is incorrect because probability cannot be negative.

C.The calculation is correct if the event is very unlikely.

D.The calculation is incorrect because probability must be an integer.

Difficulty: Easy

Q4.Consider two events: Event A is 'getting a sum of 13 when rolling two fair dice' and Event B is 'getting a number less than 7 when rolling a single fair die'. Which of the following correctly describes these events?

A.A is a sure event, B is an impossible event.

B.A is an impossible event, B is a sure event.

C.Both A and B are impossible events.

D.Both A and B are sure events.

Difficulty: Easy

Q5.A bag contains 3 red, 5 black, and 2 white balls. A ball is drawn at random from the bag. What is the probability that the ball drawn is NOT black?

A.1/2

B.3/10

C.1/5

D.7/10

Difficulty: Easy

Q6.Which of the following scenarios involves outcomes that are NOT equally likely?

A.Drawing a specific number from a hat containing slips numbered 1 to 10.

B.Rolling a fair six-sided die and observing the number.

C.Tossing a coin and observing heads or tails.

D.Predicting tomorrow's weather (sunny, cloudy, rainy).

Difficulty: Easy

Q7.The probability that it will rain tomorrow is 0.35. What is the probability that it will NOT rain tomorrow?

A.0.35

B.0.50

C.0.65

D.1.00

Difficulty: Easy

Q8.In a box, there are some green and 12 blue pens. The probability of picking a green pen is 1/4. How many green pens are there in the box?

A.3

B.4

C.6

D.8

Difficulty: Easy

Answer Key — Sample Questions+

Q1:0 ≤ P(E) ≤ 1

Q2:1/2

Q3:The calculation is incorrect because probability cannot be negative.

Q4:A is an impossible event, B is a sure event.

Q5:1/2

Q6:Predicting tomorrow's weather (sunny, cloudy, rainy).

Q7:0.65

Q8:4

Download the full PDF for all 30 answers with step-by-step solutions.

About This Worksheet

Topic	Probability
Board	CBSE
Class	10
Total Questions	30 (10 Easy + 10 Medium + 10 Hard)
Answer Key	Included
Price	Free

Related Worksheets — Class 10 CBSE

Real Numbers

Class 10 CBSE Worksheet

Polynomials

Class 10 CBSE Worksheet

Pair of Linear Equations in Two Variables

Class 10 CBSE Worksheet

Quadratic Equations

Class 10 CBSE Worksheet

Arithmetic Progressions

Class 10 CBSE Worksheet

Triangles

Class 10 CBSE Worksheet

Frequently Asked Questions

Where can I download a free Probability worksheet for Class 10?+

You can download a free Probability PDF worksheet for Class 10 CBSE right here on SparkEd. The worksheet includes 30 questions at easy, medium, and hard levels with a complete answer key.

How many questions are in the Probability worksheet?+

Each SparkEd worksheet for Probability contains 30 questions — 10 easy, 10 medium, and 10 hard. A fresh set is generated daily so you never repeat the same sheet.

Does the Probability worksheet include answers?+

Yes. Every SparkEd worksheet comes with a separate answer key so students can self-check their work after completing the sheet.

Practice Probability Online — Free

Want more than a worksheet? Solve questions interactively with instant feedback, step-by-step solutions, and an AI coach. No signup required.

Start Practising Online

SparkEd Maths provides free printable maths worksheets for Class 1-10 across CBSE, ICSE, IB, Olympiad, UP Board, Maharashtra SSC, and TN Board. Every worksheet includes an answer key and is aligned to the 2025-26 syllabus.