MCQOPTIONS
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MCQOPTIONS
This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Mathematics knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Find prime factors of 69. |
| A. | 3 23 |
| B. | 3 5 11 |
| C. | 3 9 11 |
| D. | 3 2 20 |
| Answer» B. 3 5 11 | |
| 2. |
Find prime factors of 1331. |
| A. | 10 12 13 |
| B. | 11 12 11 |
| C. | 11 11 11 |
| D. | 3 2 20 |
| Answer» D. 3 2 20 | |
| 3. |
If we subtract the first 13 odd numbers from 169 then the number obtained is ____ |
| A. | 0 |
| B. | 13 |
| C. | 169 |
| D. | -13 |
| Answer» B. 13 | |
| 4. |
Find prime factors of 123. |
| A. | 1 2 3 |
| B. | 1 62 2 |
| C. | 3 41 |
| D. | 3 2 20 |
| Answer» D. 3 2 20 | |
| 5. |
Adding the first n odd numbers we get ____ |
| A. | n |
| B. | n<sup>2</sup> |
| C. | n |
| D. | n<sup>2</sup>-1 |
| Answer» C. n | |
| 6. |
Find the prime factors of square of 5. |
| A. | 5 5 |
| B. | 6 5 |
| C. | 3 5 |
| D. | 6 3 |
| Answer» B. 6 5 | |
| 7. |
What are prime factors of 120? |
| A. | 2 3 5 2 2 |
| B. | 2 5 5 3 2 |
| C. | 12 10 |
| D. | 4 3 10 |
| Answer» B. 2 5 5 3 2 | |
| 8. |
How many times do we need to subtract odd numbers from the square of 31 in order to obtain 0? |
| A. | 31 |
| B. | 0 |
| C. | 32 |
| D. | 30 |
| Answer» B. 0 | |
| 9. |
If we have to subtract 9 odd numbers from a perfect square in order to obtain 0 then the perfect square is _______ |
| A. | 9 |
| B. | 3 |
| C. | 81 |
| D. | 18 |
| Answer» D. 18 | |
| 10. |
Find the square root of 25 by repeated subtraction method. |
| A. | 5 |
| B. | 4 |
| C. | 6 |
| D. | 2 |
| Answer» B. 4 | |