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!
If a = 12 cm, b = 13 cm, and c = 15 cm, what is the semi-perimeter of the triangle?
Q.2
A shopkeeper marks his goods 20% above C.P. but allows a 30% discount for cash. What is his net loss?
Q.3
What is the value of (625)0.24 X (625)0.01?
Q.4
The marked price on an item was $3000 but the shopkeeper offered a double discount of 30% and 20%. How much did he finally sell the item?
Q.5
What is the product of Zero’s of polynomials (x + 8) (x − 10)?
Q.6
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.
Q.7
A coin is tossed once, find the probability of getting 'Head'.
Q.8
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.9
Factorise: (x2 - x)2 - 8(x2 - x) + 12
Q.10
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?
