MCQOPTIONS
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MCQOPTIONS
This section includes 9 Mcqs, each offering curated multiple-choice questions to sharpen your Mathematics knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
If in an A.P., first term is 20 and 12th term is 120. Find the sum up to 12th term. |
| A. | 420 |
| B. | 840 |
| C. | 140 |
| D. | 1680 |
| Answer» C. 140 | |
| 2. |
If an A.P. is 1,7,13, 19, Find the sum of 22 terms. |
| A. | 127 |
| B. | 1204 |
| C. | 1408 |
| D. | 1604 |
| Answer» D. 1604 | |
| 3. |
If sum of n terms of an A.P. is n2+5n then find general term. |
| A. | n+1 |
| B. | 2n |
| C. | 3n |
| D. | n<sup>2</sup>+3n |
| Answer» C. 3n | |
| 4. |
If 3rd term of an A.P. is 6 and 5th term of that A.P. is 12. Then find the 21st term of that A.P. |
| A. | 40 |
| B. | 42 |
| C. | 60 |
| D. | 63 |
| Answer» D. 63 | |
| 5. |
If a constant is multiplied to A.P. then resulting sequence is also an A.P. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 6. |
If a constant is added or subtracted from each term of an A.P. then resulting sequence is also an A.P. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 7. |
If an A.P. is 3,5,7,9 . Find the 12th term of the A.P. |
| A. | 12 |
| B. | 21 |
| C. | 22 |
| D. | 25 |
| Answer» E. | |
| 8. |
What is nth term of an A.P.? |
| A. | a<sub>n</sub> = a + (n-1) d |
| B. | a<sub>n</sub> = a + (n) d |
| C. | a<sub>n</sub> = a*r<sup>n-1</sup> |
| D. | a<sub>n</sub> = a*r<sup>n</sup> |
| Answer» B. a<sub>n</sub> = a + (n) d | |
| 9. |
A sequence is called ___________________ if an+1 = an + d. |
| A. | arithmetic progression |
| B. | geometric Progression |
| C. | harmonic Progression |
| D. | special Progression |
| Answer» B. geometric Progression | |