CREST Olympiads - CMO PDF Sample Papers for Class 8
Class 8 sample paper & practice questions for CREST Mathematics Olympiad (CMO) level 1 are given below. Syllabus for level 1 is also mentioned for these exams. You can refer these sample paper & quiz for preparing for the CMO exam.
Q.1 |
If x: 6 = 50: 30, then the value of x is: |
| a) |
20 |
| b) | 30 |
| c) | 10 |
| d) | 50 |
Q.2 |
Factorise 49x² – 36. |
| a) |
(7x + 6) (7x - 6) |
| b) | (7x + 6) 7x - 6 |
| c) | 7x + 6 X 7x - 6 |
| d) | None of these |
Q.3 |
Which one of the following number is a perfect square? |
| a) |
622 |
| b) | 393 |
| c) | 5778 |
| d) | 625 |
Q.4 |
A car needs 54 litre of diesel for covering a distance of 297 km. The diesel required by the car to cover a distance of 550 km is: |
| a) |
100 litres |
| b) | 50 litres |
| c) | 25.16 litres |
| d) | 25 litres |
Q.5 |
What will be the length of third side of a right angled triangle whose hypotenuse is 5cm and one of the side is 3 cm? |
| a) |
2 |
| b) | 3 |
| c) | 4 |
| d) | 5 |
Q.6 |
(a + 2b)² - (a + 2b)(3a - 7b) by factorisation gives: |
| a) |
(a + 2b) (9b - 2a) |
| b) | a - 3b + 4ab |
| c) | 5b - 4a |
| d) | None of these |
Q.7 |
Find the value of the expression 2x3 - x2 - 3, when x = 3. |
| a) |
66 |
| b) | 52 |
| c) | 32 |
| d) | 42 |
Q.8 |
In a blueprint of a room, an architect has shown the height of the room as 33 cm. If the actual height of the room is 330 cm, then the scale used by her is: |
| a) |
1: 11 |
| b) | 1: 10 |
| c) | 1: 100 |
| d) | 1: 3 |
Q.9 |
A four-digit number aabb is divisible by 55. Then possible value(s) of b is/are: |
| a) |
0 and 2 |
| b) | 2 and 5 |
| c) | 0 and 5 |
| d) | Can't be determined |
Q.10 |
Which of the following statements is always true: |
| a) | A square number cannot be the sum of two other square numbers |
| b) | A number that has 5 in the units place can never be a perfect square |
| c) | A number that leaves a remainder of 3 when divided by 4 cannot be a perfect square |
| d) | A number that has 7 in the units place may be a perfect square |
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Sample PDF of CREST Olympiads - CREST Mathematics Olympiad (CMO) PDF Sample Papers for Class 8:
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Answers to Sample Questions from Olympiad Success:
Q.1 : c | Q.2 : a | Q.3 : d | Q.4 : a | Q.5 : c | Q.6 : a | Q.7 : d | Q.8 : b | Q.9 : c | Q.10 : c
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