CREST Mental Maths Olympiad Class 9 Previous Year Paper

Helping your child prepare for the CREST Mental Maths Olympiad Class 9? Practising past question papers is a smart way to strengthen mental calculation skills and gain confidence before the exam.

Why Practise Previous Year Papers?

• Focuses on advanced topics like Number System, Algebra, Comparing Quantities, Playing with Numbers and much more.
• Improves speed, accuracy, and logical reasoning, crucial for excelling in Olympiads.
• Familiarises students with the exam format to reduce anxiety and boost performance.

Download the Class 9 CREST Mental Maths Olympiad Previous Year Paper PDF and support your child's practice for better results!

>>> Join CREST Olympiads WhatsApp Channel for latest updates. CREST Mental Maths Olympiad Previous Year Paper PDF for Class 9:

If your web browser doesn't have a PDF Plugin. Instead you can Click here to download the PDF

Syllabus:

Number System
Algebra
Comparing Quantities
Geometry
Mensuration
Playing with Numbers
Data Handling

Sample Paper Marking Scheme Free Study Material

Previous Year Questions

Q.1

Q.2

Q.3

Q.4

Q.5

Q.6

Q.7

Q.8

Q.9

Q.10

Q.1	Solve: 2 × 256 × ? = 82 × 102 × 2
	a) 32.65		b) 43
	c) 65		d) 37

Q.2	Factorise: x4 - 2x2y2 + y4
	a) (y)(x + y)(x + y)(2x)		b) (2x + y)(x - y)(x + y)(2x)
	c) (2x + y)(x + y)(x - y)(2x - y)		d) (x - y)(x + y)(x - y)(x + y)

Q.3	The mean of 11 observations is 50. If the mean of first Six observations is 49 and that of last six observations is 52, then find sixth observation.
	a) 56		b) 58
	c) 60		d) 62

Q.4	In the given figure, PQ = PR = PS. Find ∠QRS.
	a) 49o		b) 90o
	c) 76o		d) 110o

Q.5	What is the measure of the angle if its supplementary angle measures 98o?
	a) 82o		b) 78o
	c) 88o		d) 98o

Q.6	A fruit seller bought a basket containing 2050 oranges out of which 41 oranges were rotten. What percentage of oranges were rotten?
	a) 6%		b) 7%
	c) 2%		d) 3%

Q.7	What are the two roots of the equation (x + 5)² - 36 = 0?
	a) 1, -11		b) 2, 15
	c) -7, 3		d) 8, -9

Q.8	Find the value of (125)2/9.
	a) 3√25		b) 25
	c) √5		d) 3√5

Q.9	What is the mean of the test score for a class of students whose scores are 86, 94, 70, 81, 92, 74, 75, 89, 76, and 97?
	a) 83.4		b) 84.6
	c) 86		d) 86.4

Q.10	A starts a business with $24,000 and later B joins him with $48,000. After how many months did B join if the profit is distributed in an equal ratio?
	a) 5		b) 4
	c) 6		d) 8

Your Score: 0/10