CREST Mental Maths Olympiad Class 12 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

Which number is divisible by 19?
650864, 345645, 2753533, 887773

Q.2

Factorise:

m - 1 - (m - 1)2 + ax - a

Q.3

Solve:
(7+ 20) x (3÷ 30)

Q.4

In the figure, ABCD is a cyclic quadrilateral. Side CD is produced to both sides so that ∠BCP = 110o and ∠ADQ = 95o. What is the sum of angles ∠A and ∠B?

Q.5

At a point 30 m away from the foot of a tower the angle of elevation of the top of the tower is 60o. Find the height of the tower.

Q.6

One year ago, the ratio of Harry and Sam age was 6 : 7 respectively. Four years hence their ratio would become 7 : 8. How old is Sam?

Q.7

Which number is divisible by 2 and 8?
23462, 773292, 204120, 956482

Q.8

Simplify:

Q.9

A rectangular box 14 cm long, 10 cm wide and 5 cm high is to be made with cardboard. Find the area of cardboard to make that box.

Q.10

If + means /, - means +, x means -, and / means x, then 8 / 4 - 6 + 3 x 4 = ?

Your Score: 0/10

Answers to Previous Year Questions from CREST Olympiads:

Q.1dQ.2cQ.3bQ.4bQ.5bQ.6dQ.7dQ.8dQ.9cQ.10b

Answers to Previous Year Questions from CREST Olympiads:

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

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