>>> Join CREST Olympiads WhatsApp Channel for latest updates. CREST Mental Maths Olympiad Previous Year Paper PDF for Class 12:
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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 |
What is the value of x + y + w? ![]() |
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Q.2 |
Which number is divisible by 17? |
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Q.3 |
Simplify the expression: |
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Q.4 |
A wire is in the shape of a square of side 44 cm. If it is refolded into a circular ring, find the radius of the ring. |
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Q.5 |
What will be the volume of a cylindrical tank whose radius is 7 cm and height is 5 cm? |
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Q.6 |
Simplify: x2 − 13x − 42 = (x − 6) (x − 7) |
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Q.7 |
What is the quadratic equations whose roots are 3 and 4? |
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Q.8 |
A began a business with $4500 and was joined afterwards by B with $3000. When did B join if the profits at the end of the year were divided in the ratio 2 : 1? |
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Q.9 |
What will come in place of question mark (?) in the following equation? (approx.) |
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Q.10 |
Ten years ago, father was 4 times as old as his son. After 10 years, the father will be twice as old as his son. What is the present age of son? |
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Answers to Previous Year Questions from CREST Olympiads:
Q.1 : d | Q.2 : c | Q.3 : c | Q.4 : a | Q.5 : d | Q.6 : a | Q.7 : a | Q.8 : d | Q.9 : a | Q.10 : a