CREST Mental Maths Olympiad Class 12 Sample Paper

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Syllabus:

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%?

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).

Q.3	Observe the graph below and answer the question. What is the average of Diesel prices over the years 2020–2022?

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.

Q.5	What will come in place of question mark (?) in the following equation? (approx.) 4433.764 – 2211.993 – 1133.667 + 3377.442 = ?

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?

Q.7	Study the bar graph carefully to answer the following question: Find out the difference between the total rainfall in July 2018 and 2022 together and the total rainfall in august 2019 and 2020 together.

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.

Q.9	In the adjoining figure, find the value of semi perimeter for ∆ABD and ∆BCD .

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 60^o. Find the height of the tower.

Your Score: 0/10

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

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 -

The main advantage is that it helps students get used to the exam structure & the kinds of questions that might be asked. After practising sample questions for Mental Maths for class 12, students will feel more assured and less anxious.
It will help students improve speed and accuracy.
By solving sample papers for Mental Maths for class 12, students can identify their weak areas and focus on improving them, increasing their chances of success in the actual exam.
Regular solving of Mental Maths sample questions can boost student’s confidence in their Mental Maths abilities, which can lead to better performance in the actual exam.

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

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