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.

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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	If the roots of the equation px2 + 2qx + r = 0 and qx2 - 2√(pr)x + q = 0 be real, then which of the following option is correct?
	a) p = q		b) q2 = pr
	c) p2 = qr		d) r2 = pq

Q.2	The probability that A can solve a problem is 2/3, and the probability that B can solve the same problem is 3/5. Find the probability that at least one of A and B can solve the problem.
	a) 12/15		b) 13/15
	c) 19/45		d) 17/19

Q.3	The median of a set of 9 distinct observations is 20.5. If each of the largest 4 observation of the set is increased by 2, then the median of the new set:
	a) Is increased by 2		b) Is decreased by 2
	c) Is two times the original median		d) Remains the same as that of the original set

Q.4	Find the equation of the line which passes through the point of intersection of the lines 2x - y + 5 = 0 and 5x + 3y - 4 = 0 and is perpendicular to the line x - 3y + 21 = 0:
	a) 3x + y = 0		b) 3x + y + 21 = 0
	c) 2x + y + 10 = 0		d) 3y - x + 21 = 0

Q.5	Given a triangle with side AB = 8cm. To get a line segment AB' = 3/4 of AB, it is required to divide the line segment AB in the ratio:
	a) 3: 4		b) 4: 3
	c) 1: 3		d) 3: 1

Q.6	Let Tr be the rth term of an A.P. for r = 1, 2, 3, ………… If for some positive integers m, n we have Tm = 1/n and Tn = 1/m, then Tmn equals:
	a) 1		b) 1/m + 1/n
	c) 1/mn		d) 0

Q.7	If α and β are the roots of the equation x2 - 5x + 6 = 0, then the value of (α2 - β2) is equal to:
	a) 5		b) -5
	c) ±5		d) +6

Q.8	The boundary of the shaded region in the given diagram consists of three semi-circular arcs, the smaller ones being equal. If the diameter of the larger arc is 10 cm, the area of the shaded region is (π = 3.14):
	a) 39.25 cm2		b) 46.45 cm2
	c) 35.60 cm2		d) 37.95 cm2

Q.9	Find the value of the following: sin 5θ/sin θ
	a) 16 cos4θ - 12 cos2 θ - 1		b) 16 cos4θ - 12 cos2 θ + 1
	c) 16 cos4θ + 12 cos2 θ - 1		d) 16 cos4θ + 12 cos2 θ + 1

Q.10	X men and Y women work together for n days. The daily wages of a man and a woman are in the ratio 5:4. If the ratio of the total wages of all the men for n days to the total wages of all the women for n days is 40:32, find the ratio of X to Y:
	a) 25: 16		b) 5: 4
	c) 1: 1		d) 3 : 5

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.