CREST Mental Maths Olympiad Class 8 Sample Paper

Help your child master advanced math concepts with the CREST Mental Maths Olympiad Sample Paper for Class 8. This sample paper boosts logical reasoning and mental agility, essential for high-level competitive exams.

Key Features of Class 8 CREST Mental Maths Sample Paper

• Includes mental maths questions on Number System, Algebra and Comparing Quantities etc.
• Designed to improve speed, accuracy, and conceptual understanding
• Follows the official Class 8 CREST Mental Maths Olympiad exam format

Download the Class 8 CREST Mental Maths Olympiad Sample Paper PDF to begin focused practice and boost Olympiad performance.

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Syllabus:

Number System
Algebra
Square and Square Roots
Cube and Cube Roots
Comparing Quantities
Mensuration
Playing with Numbers
Data Handling and Symmetry
Geometry

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	If x stands for -, / stands for +, + stands for / and - stands for x, which one of the following equations is correct?
	a) 15 - 5/5 x 20 + 10 = 6		b) 3/7 - 5 x 10 + 3 = 10
	c) 8/10 - 3 + 5 x 6 = 8		d) 6 x 2 + 3/12 - 3 = 15

Q.2	30 persons can complete a piece of work in 18 days. How many more persons needed if the work is to be completed in 12 days?
	a) 12		b) 24
	c) 15		d) 13

Q.3	The given histogram shows the height of 42 students in the class. Study carefully and answer the questions: i. How many students are having height equal to 155 or less? Ii. How many students have height equal to 160 or more?
	a) i. 14 ii. 12		b) i. 12 ii. 28
	c) i. 12 ii. 14		d) i. 4 ii. 2

Q.4	Evaluate: (–1) × (–2) × (–3) × (–4) × (–5)
	a) -120		b) -140
	c) -100		d) 80

Q.5	Find the missing number: 1, 3, 6, 10, 15, ?
	a) 21		b) 19
	c) 17		d) 20

Q.6	A circular swimming pool has a circumference of 66 meters. What is the area of the pool?
	a) 374.31 m2		b) 362.03 m2
	c) 351.24 m2		d) 346.18 m2

Q.7	A pizza has a radius of 28 cm. What is the area of the pizza?
	a) 2356 cm2		b) 2464 cm2
	c) 2686 cm2		d) 2844 cm2

Q.8	The graph shows analysis of first five overs of a team in a T-20 match. Study it and answer the question: When the first wicket was down, what was the score?
	a) 12		b) 2
	c) 8		d) 10

Q.9	Find the cube root of –1728.
	a) -14		b) -11
	c) -13		d) -12

Q.10	Find the missing number: 4, 9, 16, 25, ?
	a) 30		b) 28
	c) 36		d) 32

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