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

If CE is the bisector of ∠ACD and CE||BA and ∠ACD = 1300. Then find ∠BAC.



Q.2

What will come in place of question mark (?).
3, 6, 11, 18, 27, ?

Q.3

Which number is divisible by 9?
36846, 53363, 36215, 78945

Q.4

Find the weight of a lead pipe 3.5 cm long if the external diameter is 2.4 cm, the thickness of the lead is 2 mm and 1 cm3 of lead weighs 11.4 g.

Q.5

Factorise:
x(a - 1) + y(1 - a)

Q.6

The circumference of a circle is 176 m. Find the area of a circle.

Q.7

Which number is divisible by 19?
857676, 19721246, 875879, 4565759

Q.8

Evaluate:
(125 ÷ 625) + 110

Q.9

Simplify:
((32 + 80)/52)

Q.10

A person covers a certain distance at a speed of 60 km/h and returns to the starting point at a speed of 40 km/h. Find the average speed of the person for the whole journey.

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Answers to Previous Year Questions from CREST Olympiads:

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

Answers to Previous Year Questions from CREST Olympiads:

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

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