CREST Mental Maths Olympiad Class 8 Previous Year Papers

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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

Q.1

Q.2

Q.3

Q.4

Q.5

Q.6

Q.7

Q.8

Q.9

Q.10

Q.1	James, Nike and Scott started a business in partnership by investing in the ratio of 6 : 5 : 8 respectively. At the end of the year, they earned a profit of $83,600. What will be Scott's share?

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?

Q.3	Express the figure given below as a rational number.

Q.4	Solve:

Q.5	Find the volume of a sphere whose radius is 8 cm.

Q.6	The sum of two rational numbers is –8. If one of the numbers is -21/8. Find the other number.

Q.7	The difference between one-fourth of a number and one-seventh of the same number is 24. Identify the number.

Q.8	Which number is divisible by 12? 248632, 532878, 904672, 135792, 68176

Q.9	16 persons need 56 kg of rice in 1 week. How much rice will be needed by 24 persons in four weeks?

Q.10	Volume of a metal sphere is 38808 cm³. Find the surface area of sphere.

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Other Classes Previous Year Papers

Other Previous Year Papers

Answers to Previous Year Questions from CREST Olympiads:

Q.1	d	Q.2	c	Q.3	b	Q.4	a	Q.5	d	Q.6	a	Q.7	d	Q.8	a	Q.9	a	Q.10	c

Answers to Previous Year Questions from CREST Olympiads:

Q.1 : d | Q.2 : c | Q.3 : b | Q.4 : a | Q.5 : d | Q.6 : a | Q.7 : d | Q.8 : a | Q.9 : a | Q.10 : c