CREST Mental Maths Olympiad Class 12 Previous Year Paper

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	A man can row at 12 km/hr and downstream at 12 km/hr. Find man's rate in still water.
	a) 8 km/h		b) 10 km/h
	c) 9 km/h		d) 12 km/h

Q.2	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

Q.3	Which number is divisible by 2 and 8? 23462, 773292, 204120, 956482
	a) 23462		b) 773292
	c) 956482		d) 204120

Q.4	What is the value of 7√6 x 5√24?
	a) 420		b) 240
	c) 360		d) 430

Q.5	Convert the recurring decimals to fractions:
	a)		b)
	c)		d)

Q.6	After 10 years, the age of a father will be twice that of his son. Five years ago, he was 5 times as old as his son. What is the age of father?
	a) 28 years		b) 30 years
	c) 32 years		d) 25 years

Q.7	The marked price of a radio is $480. The shopkeeper allows a discount of 10% and gains 8%. If no discount is allowed, find his gain%.
	a) 17%		b) 22%
	c) 20%		d) 25%

Q.8	Which number is divisible by 17? 123445, 133365, 32376, 245346
	a) 32376		b) 123445
	c) 133365		d) 245346

Q.9	Factorise: x4 + x2y2 + y4
	a) (x2 + y2)2 - x2y2		b) (x2 - y2)2 - x2y2
	c) (x2 - y2)2 - xy2		d) (x2 - y2)2 - x2y

Q.10	How many km/h does a man walk who passes through a street 600 m long in 5 minutes?
	a) 24/5 km/h		b) 36/5 km/h
	c) 22 km/h		d) 32/5 km/h

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