CREST Mathematics Olympiad Class 10 Previous Year Paper

Getting ready for the Class 10 Maths Olympiad? Practising previous year question papers is one of the most powerful tools to enhance your child's preparation. These papers give students real exam experience while helping them revise smarter and more effectively.

Why Class 10 Previous Year Papers Matter

• Cover crucial topics such as Real Numbers, Polynomials, Pair of Linear Equations in Two Variables, Quadratic, Equations, Arithmetic Progressions and Triangles etc.
• Help students fine-tune their problem-solving speed and accuracy under timed conditions.
• Develop analytical thinking and familiarity with Olympiad-level questions.

Answer keys are included with each paper, allowing students to check their performance and work on specific areas for improvement.

Download the Maths Olympiad Previous Year Paper for Class 10 (PDF) and give your child the edge they need to succeed in the Olympiad with confidence and clarity.

>>> Join CREST Olympiads WhatsApp Channel for latest updates. CREST Mathematics Olympiad Previous Year Paper PDF for Class 10:

If your web browser doesn't have a PDF Plugin. Instead you can Click here to download the PDF

Syllabus:

Section 1: Real Numbers, Polynomials, Pair of Linear Equations in Two Variables, Quadratic Equations, Arithmetic Progressions, Triangles, Coordinate Geometry, Introduction to Trigonometry, Some Applications of Trigonometry, Circles, Constructions, Areas Related to Circles, Surface Areas and Volumes, Statistics, Probability.

Achievers Section: Higher Order Thinking Questions - Syllabus as per Section 1

Sample Paper Previous Year Paper Marking Scheme Free Study Material

Previous Year Questions

Q.1

Q.2

Q.3

Q.4

Q.5

Q.6

Q.7

Q.8

Q.9

Q.10

Q.1	In the given figure (not to scale), 'O' is the centre of the circle, and AB and PC are the tangents to the circle at A and P, respectively. IF ∠PAB = 40⁰, then find the measure of ∠PCA:
	a) 100⁰		b) 80⁰
	c) 60⁰		d) 70⁰

Q.2	If tan θ = a sin φ/(1 - a cos φ) and tan φ = b sin θ/(1 - b cos θ), then find the value of a/b:
	a) sin θ/(1 - cos θ)		b) sin θ/(1 - cos φ)
	c) sin φ/sin θ		d) sin θ/sin φ

Q.3	Let PS be the median of the triangle with vertices P(2, 2), Q(6, -1) and R(7, 3). The equation of the line passing through (1, -1) and parallel to PS is:
	a) 2x - 9y - 11 = 0		b) 2x - 9y - 7 = 0
	c) 2x + 9y - 11 = 0		d) 2x + 9y + 7 = 0

Q.4	Read the following statements carefully and choose the correct option: (i) Two figures having the same shape but not necessarily the same size are called similar figures. (ii) All the congruent figures are similar but the converse is not true. (iii) If in a triangle, the square of one side is equal to the sum of the squares of the other two sides, then the angle opposite the first side is a right angle. (iv) A tangent is a straight line that touches the circle at only one point.
	a) (i), (iii) is true and (ii), (iv) is false		b) (i), (ii) is true and (iii), (iv) is false
	c) All statements are correct		d) (i), (ii) and (iv) is correct and (iv) is incorrect

Q.5	A jar has 75 L of milk. 15 L is drawn out and replaced with 15 L of water. This operation is done once every day. On which day, will the amount of milk in the container become less than 15 L?
	a) 5th day		b) 7th day
	c) 6th day		d) 8th day

Q.6	In a class, there are two sections A and B. If 10 students of section B shift over to section A, the strength of A becomes three times the strength of B. But, if 10 students shift over from A to B, both A and B are equal in strength. How many students are there in A and B?
	a) 50 and 30		b) 45 and 15
	c) 90 and 40		d) 80 and 40

Q.7	What is the possibility of getting at least 6 heads if eight coins are tossed simultaneously?
	a) 37/256		b) 25/57
	c) 1/13		d) 5/27

Q.8	Evaluate 1/4 (cot4 30⁰ - cosec4 60⁰) + 3/2 (sec2 45⁰ - tan2 30⁰) - 5 cos2 60⁰:
	a) 55/18		b) 11/6
	c) 7/4		d) 0

Q.9	How many three digit numbers less than 300 will give respective remainders of 2, 3 and 4 when divided by 3, 4 and 5?
	a) 6		b) 7
	c) 5		d) 4

Q.10	If a + b + c = 10 and ab + bc + ac = 31, find the value of a2 + b2 + c2:
	a) 69		b) 162
	c) 131		d) 38

Your Score: 0/10

Additional Preparation Resources

Students can also refer to the following resources to level up their CREST Mathematics Olympiad (CMO) exam preparation for class 10 -

1. CREST Mathematics Worksheets Package for class 10 - It is a package of 5 worksheets. The worksheets are in the same pattern as the previous year paper. Hence, very useful for preparation. Existing users can purchase additional practice worksheets by following these steps: Login at https://www.crestolympiads.com/login -> Dashboard -> Additional Practice -> Buy & new users can visit https://www.crestolympiads.com/registration
2. CREST Mathematics Olympiad book for class 10 - The book covers topic-wise reading material, chapter-wise practice questions with answer key & contains the previous year paper. The book is available in both physical and pdf formats. Proceed now to purchase the Olympiad book. Also, students can view & download the first chapter of the Maths Olympiad book for class 10 for free.

Note: Don’t forget to download the CREST Mathematics Olympiad past year paper pdf for class 10.