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

The marked price of a radio is $480. The shopkeeper allows a discount of 10% and gains 8%. If no discount is allowed, find his gain%.

Q.2

What is simple interest of $1800 on 2% per annum for 2 years?

Q.3

The cost price of 4 articles is the same as the selling price of 3 articles. Find the profit percent.

Q.4

In a bag there are 5 white, 6 black and 3 green cards. One card is drawn at random. What is the probability of having a card which is not green?

Q.5

Diameter of a wheel of a car is 70 cm. How much distance will it cover in 10 revolutions?

Q.6

Simplify the expression:
(−5 + 72) [3 − (−6)3] + (−11 − 2)(8 − 12).

Q.7

Evaluate:
81 x 9 + 3x 3

Q.8

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.9

Simplify:

17/29 x 8/102 x 48/27 x 3/2 = ?

Q.10

The runs scored by 9 players of a cricket team are 44, 31, 50, 40, 50, 70, 11, 80 and 56. Find the median score.

Your Score: 0/10

Answers to Previous Year Questions from CREST Olympiads:

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

Answers to Previous Year Questions from CREST Olympiads:

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

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