Q.1 |
If a circular metal sheet is 0.65 cm thick and of 50 cm in diameter is melted and recast into cylindrical bar with 8 cm diameter then length of bar will be: |
a) |
25.41 cm |
b) | 35.41 cm |
c) | 40.41 cm |
d) | 25.39 cm |
Q.2 |
The LCM of two number is 495 and their HCF is 5. If the sum of the number is 100, then find the difference of the number. |
a) |
10 |
b) | 46 |
c) | 70 |
d) | 90 |
Q.3 |
If surface area of sphere is 144π cm². What is its radius? |
a) |
5 cm |
b) | 6 cm |
c) | 7 cm |
d) | 8 cm |
Q.4 |
Z and A are sisters. What is the relation between Z's husband and A? |
a) |
brother-in-law |
b) | brother |
c) | father |
d) | uncle |
Q.5 |
Find the equation of the straight line joining the points of intersection of 2x + y = 4 with x - y + 1 = 0 and 2x - y - 1 = 0 with x + y - 8 = 0. |
a) | x + 2y = 3 |
b) | x + 2y + 3 = 0 |
c) | x - 2y + 3 = 0 |
d) | 3x - 2y + 1 = 0 |
Q.6 |
Look at the image given below and find BP. ![]() |
a) |
4 √10 cm |
b) | 5√10 cm |
c) | 6√10 cm |
d) | 7√10 cm |
Q.7 |
Identify the identical figures from the following options. ![]() |
a) |
(1,2,5), (3,8,9), (4,6,7) |
b) | (1,2,5), (4,7,8), (5,6,9) |
c) | (1,2,5), (3,7,8), (4,6,9) |
d) | (1,3,5), (2,7,8) (4,6,9) |
Q.8 |
What is the relation between me and my paternal grandfather's son-in-law? |
a) | brother |
b) | maternal uncle |
c) | maternal grandfather |
d) | paternal uncle |
Q.9 |
From the top of a light house 60⁰ metre high, with its base at the sea level, the angle of depression of a boat is 30⁰. The distance of the boat from the foot of the light-house is: |
a) |
60√3 metres |
b) | 60/√3 metres |
c) | 60 metres |
d) | 30√2 metres |
Q.10 |
In a two digit number, the unit's digit exceeds the ten's digit by 2 and the product of the number and the sum of its digits is 144. Find the number. |
a) |
24 |
b) | 26 |
c) | 42 |
d) | 46 |
Your Score: 0/10
Sample PDF of Humming Bird - Humming Bird Mathematics Olympiad (HMO) PDF Sample Papers for Class 9:
Answers to Sample Questions from Olympiad Success:
Q.1 : d | Q.2 : a | Q.3 : b | Q.4 : a | Q.5 : d | Q.6 : a | Q.7 : c | Q.8 : d | Q.9 : a | Q.10 : a