CREST Mental Maths Olympiad Class 12 Sample Paper

Master complex mental calculations with the CREST Mental Maths Olympiad Sample Paper for Class 12. This sample paper is tailored for advanced learners aiming to boost speed, accuracy, and logical reasoning in high-level math competitions.

What's Inside the Class 12 CREST Mental Maths Sample Paper?

• High-difficulty questions from Comparing Quantities, Mensuration and Data Handling etc.
• Time-based practice for quick and strategic thinking
• Patterned after the official Class 12 CREST Mental Maths Olympiad format

Download the Class 12 CREST Mental Maths Olympiad Sample Paper PDF to begin focused preparation and perform confidently in Olympiad-level challenges.

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Syllabus:

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

Sample Paper Marking Scheme Free Study Material

Sample 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 figure, ∆ABC and ∆PBC are two isosceles triangles. Find x.
	a) 120o		b) 110o
	c) 115o		d) 100o

Q.2	Find the value of x + y.
	a) 150o		b) 110o
	c) 120o		d) 100o

Q.3	Which number is divisible by 14? 57248, 124556, 89534, 484176
	a) 89534		b) 124556
	c) 484176		d) 57248

Q.4	One year ago, the ratio of Harry and Sam age was 6 : 7 respectively. Four years hence their ratio would become 7 : 8. How old is Sam?
	a) 38 years		b) 30 years
	c) 32 years		d) 36 years

Q.5	A man can row at 24 km/hr in still water. It takes him thrice as long to row up as to row down the river. Find the rate of stream.
	a) 14 km/h		b) 23 km/h
	c) 12 km/h		d) 18 km/h

Q.6	In the figure, two men are on the opposite sides of a tower. If the height of the tower is 60 m. Find the distance between them.
	a) 60 + 60√3		b) 70 + 60√3
	c) 80 + 60√3		d) 50 + 60√3

Q.7	What is the value of 7√6 x 5√24?
	a) 420		b) 240
	c) 360		d) 430

Q.8	What will be the volume of a cylindrical tank whose radius is 7 cm and height is 5 cm?
	a) 270 cm3		b) 370 cm3
	c) 570 cm3		d) 770 cm3

Q.9	Convert the recurring decimals to fractions:
	a) 8/9		b) 2/9
	c) 3/9		d) 88/9

Q.10	Factorise: x4 + x2y2 + y4
	a) (x2 + y2)2 - x2y2		b) (x2 - y2)2 - x2y2
	c) (x2 - y2)2 - xy2		d) (x2 - y2)2 - x2y

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