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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 |
Michael purchased 40 kg of wheat at $12.50 per kg and 25 kg of wheat at $15.10 per kg. He mixed the two qualities of wheat for selling. At what rate should it be sold to gain 10%? |
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Q.2 |
A train 300 m long crosses a pole in 15 s. Find the time taken by the train to cross a platform of length 180 m (in seconds). |
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Q.3 |
Observe the graph below and answer the question. ![]() |
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Q.4 |
If the speed of a swimmer in still water is 9 km/h. Find the downstream speed of the swimmer, when the river is flowing at the speed of 6 km/h. |
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Q.5 |
What will come in place of question mark (?) in the following equation? (approx.) |
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Q.6 |
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.7 |
Study the bar graph carefully to answer the following question: ![]() |
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Q.8 |
The runs scored by 9 players of a cricket team are 44, 31, 50, 40, 50, 70, 11, 80 and 56. Find the median score. |
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Q.9 |
In the adjoining figure, find the value of semi perimeter for ∆ABD and ∆BCD . ![]() |
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Q.10 |
At a point 30 m away from the foot of a tower the angle of elevation of the top of the tower is 60o. Find the height of the tower. |
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Students may utilise the above Mental Maths sample paper for class 12 to practise and prepare for the CREST Mental Maths Olympiad (CMMO).
The sample paper is available for free download on this page. Additionally, the questions' responses are also given.
The utilisation of sample papers has always been a part of exam preparation. They are used to assess a student's knowledge of a specific subject. By practising with sample papers, students can hone their mental maths abilities.
Few benefits of solving Mental maths sample papers for class 12 students -
Answers to Sample Questions from CREST Olympiads:
Q.1 : d | Q.2 : d | Q.3 : b | Q.4 : a | Q.5 : a | Q.6 : a | Q.7 : b | Q.8 : d | Q.9 : d | Q.10 : b