>>> 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 |
Factorise: |
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Q.2 |
In a 300 m race, Rex beats Max by 60 m or 15 s. How much time A does take to complete the race? |
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Q.3 |
What will come in place of question mark (?) in the following equation? (approx.) |
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Q.4 |
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? |
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Q.5 |
$600 are invested at 5% simple interest p.a. In how much time will it double itself ? |
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Q.6 |
What is the quadratic equations whose roots are 3 and 4? |
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Q.7 |
Convert this recurring fraction to decimal: |
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Q.8 |
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? |
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Q.9 |
In the figure, ∠AOB = 140o. Find ∠ADB. |
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Q.10 |
Find the value of x + y. ![]() |
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Answers to Previous Year Questions from CREST Olympiads:
Q.1 : a | Q.2 : a | Q.3 : a | Q.4 : b | Q.5 : a | Q.6 : a | Q.7 : c | Q.8 : c | Q.9 : a | Q.10 : a