IMO- Mathematics Olympiad (SOF) Class 8: Questions 194 - 202 of 1029
Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 1029 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. View Sample Explanation or View Features.
Rs. 450.00 or
Question number: 194
Question
Two cubes have volume in the ratio 1: 125. The ratio of the area of the face of one to that of the other is________.
Choices
| Choice (4) | Response | |
|---|---|---|
| a. |
|
|
| b. |
|
|
| c. |
|
|
| d. |
|
|
Question number: 195
Question
The value of is________.
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | 14 |
|
| b. | 10 |
|
| c. | 15 |
|
| d. | 12 |
|
Question number: 196
Question
If, then the value of is________.
Choices
| Choice (4) | Response | |
|---|---|---|
| a. |
|
|
| b. | 30.20 |
|
| c. | 24.70 |
|
| d. | 25.00 |
|
Question number: 197
Question
The smallest number by which 121 must be multiplied so that the product is a perfect cube is________.
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | 11 |
|
| b. | 8 |
|
| c. | 9 |
|
| d. | 10 |
|
Question number: 198
Question
The smallest number by which 361 must be multiplied so that the product is a perfect cube is________.
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | 15 |
|
| b. | 10 |
|
| c. | 19 |
|
| d. | 11 |
|
Question number: 199
Question
Three numbers are in the ratio of 5: 1: 3. The sum of their cubes is 9792. The numbers are________.
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | 15: 30: 45 |
|
| b. |
|
|
| c. | 6: 12: 18 |
|
| d. |
|
|
Question number: 200
Question
The cube of an odd natural number is________.
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | Odd |
|
| b. | Even |
|
| c. | Even or odd |
|
| d. | Can’t say |
|
Question number: 201
Question
If then the value of is________.
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | 1 |
|
| b. | 1.2 |
|
| c. | 2 |
|
| d. | 0.5 |
|
Question number: 202
Question
The value of is________.
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | 151750 |
|
| b. |
|
|
| c. | 151000 |
|
| d. | 151750 |
|