>>> Join CREST Olympiads WhatsApp Channel for latest updates. CREST Mental Maths Olympiad Previous Year Paper PDF for Class 9:
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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 |
Find the result of subtracting the sum of all integers between 10 and 20 from the sum of all integers from 10 to 20. |
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Q.2 |
Angles of a linear pair are in the ratio 8 : 1. What is the degree of measure of both angles? |
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Q.3 |
What is the number of solid spheres of radius 1/2 cm, which may be formed from a solid sphere of radius 2 cm? |
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Q.4 |
ΔABC and ΔDEC are the right triangles with ∠B = ∠E = 90°, find BE. ![]() |
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Q.5 |
A fruit seller bought a basket containing 2050 oranges out of which 41 oranges were rotten. What percentage of oranges were rotten? |
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Q.6 |
Solve: |
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Q.7 |
What will be the area of a circle with circumference equal to 88 cm? |
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Q.8 |
Study the pie chart carefully to answer the following question: ![]() |
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Q.9 |
If a square is inscribed in a circle, find the ratio of the area of the circle and the square. |
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Q.10 |
Study the information carefully and answer the question given beside. How many people had exactly two of the three items? |
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Your Score: 0/10
Answers to Previous Year Questions from CREST Olympiads:
Q.1 : d | Q.2 : b | Q.3 : d | Q.4 : d | Q.5 : c | Q.6 : c | Q.7 : c | Q.8 : b | Q.9 : a | Q.10 : c