CREST Mental Maths Olympiad Class 10 Previous Year Papers

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Syllabus:

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

Q.1

Q.2

Q.3

Q.4

Q.5

Q.6

Q.7

Q.8

Q.9

Q.10

Q.1	A person bought an article for $240. For how much should he sell it so as to gain 20%?

Q.2	Study the graph and answer the question. The production of state D in 2019 - 20 is how many times its production in 2018 - 19?

Q.4	In the adjoining figure. Find x.

Q.5	Identify the two pairs of adjacent angles given in the adjoining figure:

Q.6	A can finish a work in 24 days, B in 9 days and C in 12 days. B and C start the work but are forced to leave after 3 days. The remaining work was done by A in:

Q.7	The age of a father is 4 times that of his son. Five years ago, the father was 7 times as old as his son at the time. What is the present age of the father?

Q.8	Refer to the alphanumeric series given below and answer the question: How many vowels are there in this series? C * 4 1 I N & O @ # A 1 &

Q.9	In the given figure, ABCD is a parallelogram. What are the values of x° and y°?

Q.10	The mean and mode of a data are 24 and 12 respectively. Find the median.

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Answers to Previous Year Questions from CREST Olympiads:

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

Answers to Previous Year Questions from CREST Olympiads:

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