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	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.2	Three chords AB, CD and EF of a circle are respectively 3 cm, 3.5 cm and 3.8 cm away from the centre. Then which of the following is correct?
	a) AB > CD > EF		b) AB < CD < EF
	c) AB = CD = EF		d) AB = CD < EF

Q.3	If x and y are natural numbers such that (3x + 7y) is a multiple of 11, then which of the following expressions is always divisible by 11?
	a) (4x + 6y)		b) (x + y + 4)
	c) (9x + 4y)		d) (4x - 9y)

Q.4	If the chord of a circle of radius r subtends a right angle at the centre of the circle, then the area of the corresponding segment of the circle is:
	a) (π/2 - 1)r2		b) r2/2
	c) π r2/4		d) (π/4 - 1/2)r2

Q.5	If (5 + 2√3)/(7 + 4√3) = a + b√3, then which of the following options is correct?
	a) a = -11, b = -6		b) a = -11, b = 6
	c) a = 11, b = -6		d) a = 6, b = 11

Q.6	There are four prime numbers written in ascending order. The product of the first three is 385 and that of the last three is 1001. The first number is:
	a) 5		b) 7
	c) 11		d) 17

Q.7	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.8	From 101 to 500, if a number is chosen at random, what is the probability that the number ends with 0?
	a) 11/100		b) 40/399
	c) 1/10		d) 41/400

Q.9	For how many years is the percent rise more than 100%?
	a) One		b) Two
	c) Three		d) Four

Q.10	Rocky takes some flowers in a basket and visits three stores one by one. At each store, she offers one-half of the flowers from the basket. If she is left with 3 flowers at the end, then find the number of flowers she had in the beginning:
	a) 25		b) 26
	c) 27		d) 24

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.