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!
How many tangents are there in all in this figure?
Q.2
The angle of elevation of the top of a tower from a point on the ground, which is 60 m away from the foot of the tower, is 30°. Find the height of the tower.
Q.3
If the cost price of an article is $300 and the percent markup is 30%. What is the marked price?
Q.4
Walking 4/5 of his usual speed, a man is 16 minutes late. Find the usual time taken by him to cover that distance.
Q.5
If a = 12 cm, b = 13 cm, and c = 15 cm, what is the semi-perimeter of the triangle?
Q.6
Find the result of subtracting the sum of all integers between 10 and 20 from the sum of all integers from 10 to 20.
Q.7
Three metal cubes with edges 6 cm, 8 cm and 10 cm respectively are melted together and formed into a single cube. Find the side of the resulting cube.
Q.8
Robert invested an amount of $10000 at compound interest rate of 10% per annum for a period of three years. How much amount will Robert get after 3 years?
Q.9
A starts a business with $4000 and B joins him after 3 months with $16000. Find the ratio of their profits at the end of year.
Q.10
From the top of a 5 m high building, the angle of elevation of the top of a cable tower is 60° and the angle of depression of its foot is 45°. Determine the height of the tower.
