>>> 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 will come in place of question mark (?) in the following equation? (approx.) |
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Q.2 |
In 250 consecutive days, weather forecasts were correct 175 times. Find the probability of getting 'not correct' forecast. |
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Q.3 |
Find the radius of the largest right circular cone that can be cut out of a cube whose edge is 9 cm. |
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Q.4 |
$600 are invested at 5% simple interest p.a. In how much time will it double itself ? |
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Q.5 |
Find the value of x + y. ![]() |
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Q.6 |
Convert the recurring decimals to fractions: ![]() |
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Q.7 |
In the adjoining figure, find the value of semi perimeter for ∆ABD and ∆BCD . ![]() |
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Q.8 |
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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Q.9 |
Observe the graph below and answer the question. ![]() |
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Q.10 |
Simplify: x2 − 13x − 42 = (x − 6) (x − 7) |
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Answers to Previous Year Questions from CREST Olympiads:
Q.1 : a | Q.2 : a | Q.3 : a | Q.4 : a | Q.5 : a | Q.6 : a | Q.7 : d | Q.8 : a | Q.9 : b | Q.10 : a