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.2	If you leave a tip of 10% on a bill of $34, what is your total cost?

Q.5	In the figure, OB and OC are bisectors of ∠B and ∠C of ΔABC respectively. If ∠BAC = 62^o, ∠ABC = 54^o, then find ∠BOC.

Q.6	The mean and mode of a data are 24 and 12 respectively. Find the median.

Q.7	Find the value of question mark (?). 65% of 240 + ? % of 150 = 210

Q.8	A pair of sunglasses is priced at $50 and is on sale for 30% off. What is the final price of the sunglasses?

Q.9	What should be subtracted from (x + y)² to get (x² + y²)?

Q.10	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:

Your Score: 0/10

Answers to Previous Year Questions from CREST Olympiads:

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

Answers to Previous Year Questions from CREST Olympiads:

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