>>> 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
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 |
Factorise:
x4 - 2x2y2 + y4 |
|||
Q.2 |
What is the coefficient of x² in the polynomial P(x) = 3x³ + 10(x – x²) – 5x² – 2? |
|||
Q.3 |
A man rows with a speed of 8 km/h in still water. Find the downstream, if the speed of the stream is 4 km/h. |
|||
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 |
The graph below shows the profit earned by three companies over the years (in $10 million ) ![]() |
|||
Q.6 |
A sum of $7700 is lent out in two parts in such a way that the interest on one part at 20% for 5 years is equal to that on another part at 9% for 6 years. Find the second part of the sum. |
|||
Q.7 |
Rexon and Sam started a business initially with $14200 and $15600, respectively. If total profits at the end of year is $74500, what is Rexon’s share in the profit? |
|||
Q.8 |
ΔABC and ΔDEC are the right triangles with ∠B = ∠E = 90°, find BE. ![]() |
|||
Q.9 |
A shopkeeper marks his goods 20% above C.P. but allows a 30% discount for cash. What is his net loss? |
|||
Q.10 |
Either 8 men or 17 women can paint a wall in 33 days. Find the number of days required to paint three such walls by 12 men and 24 women working at the same rate. |
|||
Your Score: 0/10
Answers to Previous Year Questions from CREST Olympiads:
Q.1 : d | Q.2 : b | Q.3 : d | Q.4 : c | Q.5 : a | Q.6 : a | Q.7 : a | Q.8 : d | Q.9 : d | Q.10 : c