CREST Mental Maths Olympiad Class 12 Previous Year Papers

Aiming for a top score in the CREST Mental Maths Olympiad Class 12? Practising previous year question papers is a powerful way to refine problem-solving techniques and build confidence before the exam.

What Makes Past Papers Helpful?

  • Covers topics such as Number System, Algebra and Geometry etc.
  • Enhances speed, accuracy, and logical reasoning-crucial for tackling high-level mental maths questions.
  • Gives students exposure to real exam patterns and question styles.

Download the Class 12 CREST Mental Maths Olympiad Previous Year Paper PDF and give your child the practice boost they need to succeed!

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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

Find the radius of the largest right circular cone that can be cut out of a cube whose edge is 9 cm.

Q.2

In the adjoining figure, find the value of semi perimeter for ∆ABD and ∆BCD .



Q.3

In a triangle ABC, s is the semi-perimeter and a, b, and c are the sides of the triangle. If a = 3b = 6c, then s = z × c. Identify z:

Q.4

Factorise:
x3 - x2 - mx - m + x - 1

Q.5

In the figure, ∠AOB = 140o. Find ∠ADB.

Q.6

What will come in place of question mark (?) in the following number series?
1, 3, 6, 10, 15, ?

Q.7

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

Q.8

Leo buys a coloured TV for $10,000 and sells it for $12,000. Find his gain %.

Q.9

A and B enter into a partnership with capitals in the ratio 5 : 6. At the end of 8 months, A withdraws his capital. If they receive profits in the ratio of 5 : 9, find how long B's capital was used.

Q.10

How many km/h does a man walk who passes through a street 600 m long in 5 minutes?

Your Score: 0/10

Answers to Previous Year Questions from CREST Olympiads:

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

Answers to Previous Year Questions from CREST Olympiads:

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

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