CREST Mathematics Olympiad Class 9 Previous Year Paper

Is your child preparing for the Class 9 Maths Olympiad? Practising with previous year question papers is one of the most effective ways to improve performance. These papers offer students a clear understanding of exam-style questions and help strengthen their problem-solving techniques.

Benefits of Solving Class 9 Previous Year Papers

• Cover key concepts such as Number Systems, Polynomials, Coordinate Geometry, Linear Equations in Two Variables, Introduction to Euclid's Geometry etc.
• Build accuracy, speed, and logical reasoning - essential skills for competitive exams.
• Provide exposure to the Olympiad format, helping reduce exam-day stress and surprises.

Each paper comes with an answer key so students can review their solutions, understand mistakes, and focus on areas needing improvement.

Download the Maths Olympiad Previous Year Paper for Class 9 (PDF) to help your child prepare with focus and confidence, and aim for top scores in the upcoming Olympiad.

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Open CREST Mathematics Olympiad Class 9 Previous Year Paper (PDF)

Syllabus:

Section 1: Number Systems, Polynomials, Coordinate Geometry, Linear Equations in Two Variables, Introduction to Euclid’s Geometry, Lines and Angles, Triangles, Quadrilaterals, Areas of Parallelograms and Triangles, Circles, Constructions, Heron’s Formula, 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	The polynomial x3 - 4x2 + x - 4 on factorization gives:
	a) (x - 4) (x -1) (x + 1)		b) (x -4) (x2 + 4)
	c) (x + 4) (x + 1) (x - 1)		d) (x - 4) (x2 + 1)

Q.2	If the length of a rectangular field is increased by 20% and the breadth is reduced by 20% the area of the rectangle will be 192 m2. What is the area of the original rectangle?
	a) 184 m2		b) 196 m2
	c) 204 m2		d) 200 m2

Q.3	If angles with measure x and y form a complementary pair, then angles with which of the following measures will form a supplementary pair?
	a) (x + 47°), (y + 43°)		b) (x - 23°), (y + 23°)
	c) (x - 43°), (y - 47°)		d) (x + 43°), (y + 47°)

Q.4	Three cubes with sides in the ratio 3 : 4 : 5 are melted to form a single cube whose diagonal is 12√3 cm. The sides of the cubes are:
	a) 3 cm, 4 cm, 5 cm		b) 6 cm, 8 cm, 10 cm
	c) 9 cm, 12 cm, 15 cm		d) 12 cm, 16 cm, 20 cm

Q.5	In the given figure, a circle touches all the four sides of quadrilateral ABCD with AB = 6 cm, BC = 7 cm and CD = 4 cm. The length AD is:
	a) 3 cm		b) 4 cm
	c) 5 cm		d) 6 cm

Q.6	If a = 2 + √3 and b = 2 - √3, then find the value of (1/a2 - 1/b2):
	a) 14		b) -14
	c) 8√3		d) -8√3

Q.7	The ratio of the measure of an interior angle of a regular octagon to the measure of each of its exterior angles is:
	a) 1: 2		b) 1: 3
	c) 2: 3		d) 3: 1

Q.8	In all the three sections of Woodland High School, there are 50, 70 and 80 students. Those who secured F grade are 10%, 20%, and 30%, respectively. What percentage of the total students in the school secured F grade?
	a) 12.5%		b) 15.6%
	c) 21.5%		d) 23.4%

Q.9	In the given figure, O is the centre of the circle. If ∠BAO = 35° and ∠ BCO = 45° then the value of x will be:
	a) 160°		b) 170°
	c) 80°		d) 140°

Q.10	A company planned an outdoor location trip in which arrangements for food were made for 60 people for 20 days. After 5 days, 15 more men joined. For how many more days will the food last?
	a) 15 days		b) 12 days
	c) 17 days		d) 20 days

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 9 -

1. CREST Mathematics Worksheets Package for class 9 - 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 9 - 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 9 for free.

Note: Don’t forget to download the CREST Mathematics Olympiad past year paper pdf for class 9.