NSTSE (National Science Talent Search Exam- Unified Council) Class 9: Questions 1045 - 1050 of 2000
Access detailed explanations (illustrated with images and videos) to 2000 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. Subscription can be renewed yearly absolutely FREE! View Sample Explanation or View Features.
Rs. 550.00 or
How to register?
Question number: 1045
Question
The top of a broken tree touches the ground at a distance of 40 m from its base. If the tree is broken at a height of 9 m from the ground, then the actual height of the tree is
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | 90 m |
|
| b. | 81 m |
|
| c. | 49 m |
|
| d. | 50 m |
|
Question number: 1046
» Mathematics » Number Systems
Question
What is the percentage of least number in the greatest number if are arranged in ascending or descending order?
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | 40% |
|
| b. |
|
|
| c. | 35% |
|
| d. |
|
|
Question number: 1047
» Mathematics » Surface Areas & Volumes
Question
A cone of radius 25 cm is divided into two parts by drawing a plane through the midpoints of its axis, parallel to its base. The ratio of volumes of the two parts formed is ________.
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | 5: 1 |
|
| b. | 12: 1 |
|
| c. | 1: 7 |
|
| d. | 1: 14 |
|
Question number: 1048
Question
The sum of 20 numbers is 580. The mean of those numbers is
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | 21 |
|
| b. | 19 |
|
| c. | 29 |
|
| d. | 58 |
|
Question number: 1049
» Mathematics » Surface Areas & Volumes
Question
A cylindrical vessel of diameter 72 cm has some water in it. A cylindrical iron piece of diameter 12 cm and height 36 cm is dropped in it. After it was completely immersed, the raise in the level of water is ________.
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | 3 cm |
|
| b. | 6 cm |
|
| c. | 1 cm |
|
| d. | 9 cm |
|
Question number: 1050
» Mathematics » Surface Areas & Volumes
Question
With a bucket of radius 28 cm and height 2 cm, 6 buckets of lime was poured to form a conical heap. If its area is , the canvas required to cover it is ________.
Choices
| Choice (4) | Response | |
|---|---|---|
| a. |
|
|
| b. |
|
|
| c. |
|
|
| d. |
|
|