CREST Mental Maths Olympiad Class 9 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	Find two values of x which satisfy the quadratic equation x² – 64 = 0?

Q.2	What is the decimal representation of 1/3?

Q.3	Solve: 1601 × 198 ÷ 49 – 1399 + 3878 = ?

Q.4	In the given figure, PQ = PR = PS. Find ∠QRS.

Q.5	How many tangents are there in all in this figure?

Q.6	The cost of an article including the sales tax is $616. The rate of sales tax is 10%, if the shopkeeper has made a profit of 12%, then find the cost price of the article.

Q.7	What is the value of x, if the median of the following data is 27.5? 24, 25, 26, x + 2, x + 3, 30, 33, 37

Q.8	Solve the following equation.

Q.9	Write the decimal expansion of the following number which have terminating decimal expansion: 8/5

Q.10

Study the following table to answer the given question?
In City E, the number of Specialist officer is approximately what percent of that officer?

Center/Post	Officer	Clerk	Field Officer	Supervisor	Specialist
City A	2000	5000	50	2050	750
City B	15000	17000	160	11000	750
City C	17000	19500	70	7000	900
City D	3500	20000	300	90000	1150
City E	14900	17650	70	1300	1200
City F	11360	15300	30	1500	650
City G	9000	11000	95	1650	500

Your Score: 0/10

Answers to Sample Questions from CREST Olympiads:

Q.1	d	Q.2	d	Q.3	c	Q.4	b	Q.5	d	Q.6	d	Q.7	b	Q.8	b	Q.9	a	Q.10	a

The above Mental Maths competition sample paper for class 9 may be of great assistance to students preparing for the CREST Mental Maths Olympiad (CMMO).

This page contains a free download option of the Mental Maths competition sample paper for class 9. The questions are also accompanied by an answer key.

The benefits of solving a Mental Maths competition sample papers for class 9 before taking the exam are as follows:

Regular practice of Mental Maths sample problems can help improve one's ability to perform mental calculations quickly and accurately, which can improve performance in the exams.
Solving Mental Maths problems help candidates develop better time management skills.
Students can gain more confidence in their ability to perform quick calculations by solving more Mental Maths problems from the sample papers.

Answers to Sample Questions from CREST Olympiads:

Q.1 : d | Q.2 : d | Q.3 : c | Q.4 : b | Q.5 : d | Q.6 : d | Q.7 : b | Q.8 : b | Q.9 : a | Q.10 : a

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