Aiming for a top score in the CREST Mental Maths Olympiad Class 12? Practising previous year question papers is a powerful way to refine problem-solving techniques and build confidence before the exam.

What Makes Past Papers Helpful?

• Covers topics such as Number System, Algebra and Geometry etc.
• Enhances speed, accuracy, and logical reasoning-crucial for tackling high-level mental maths questions.
• Gives students exposure to real exam patterns and question styles.

Download the Class 12 CREST Mental Maths Olympiad Previous Year Paper PDF and give your child the practice boost they need to succeed!

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Syllabus:

Number System
Algebra
Comparing Quantities
Geometry
Mensuration
Playing with Numbers
Data Handling

Sample 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	What is the diameter of a circle with an area of 121π?
	a) 18 units		b) 22 units
	c) 20 units		d) 24 units

Q.2	Diameter of a wheel of a car is 70 cm. How much distance will it cover in 10 revolutions?
	a) 22 m		b) 20 m
	c) 26 m		d) 27 m

Q.3	Simplify: x2 − 13x − 42 = (x − 6) (x − 7)
	a) 3(2x − 3) (x + 8)		b) (2x − 3) (x + 4)
	c) (2x − 3) (3x + 8)		d) 3(x − 3) (x + 8)

Q.4	Find the area of a triangle whose sides are 50 m, 78 m, 112 m respectively.
	a) 1460 m2		b) 1540 m2
	c) 1080 m2		d) 1680 m2

Q.5	A train 300 m long crosses a pole in 15 s. Find the time taken by the train to cross a platform of length 180 m (in seconds).
	a) 22		b) 20
	c) 23		d) 24

Q.6	Which number is divisible by 14? 57248, 124556, 89534, 484176
	a) 89534		b) 124556
	c) 484176		d) 57248

Q.7	In the figure, if OP is the bisector of ∠AOC and OQ is the bisector of ∠BOC, then find ∠POQ.
	a) 65o		b) 75o
	c) 80o		d) 90o

Q.8	Factorise: m - 1 - (m - 1)2 + ax - a
	a) (2 - x + a)(2x + 1)		b) (2 - x + a)(2x - 1)
	c) (2 - x + a)(x - 1)		d) (2 - x + a)(x + 1)

Q.9	A rectangular box 14 cm long, 10 cm wide and 5 cm high is to be made with cardboard. Find the area of cardboard to make that box.
	a) 420 cm2		b) 380 cm2
	c) 520 cm2		d) 480 cm2

Q.10	In the adjoining figure, find the value of semi perimeter for ∆ABD and ∆BCD .
	a) 35 m		b) 38 m
	c) 30 m		d) 40 m

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