| 1 |
In an A.P.a<sub>3</sub> = 12 and a<sub>7</sub> = 32 then d = : |
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| 2 |
The product of three G.Ms between 1 and 16 is: |
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| 3 |
A.M between x - 3 & x + 5 is __________: |
- A. x + 1
- B. x - 1
- C. 2x + 2
- D. none
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| 4 |
7th term of G.P 3, 6, 12 ..... is: |
- A. 512
- B. 192
- C. 48
- D. 96
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| 5 |
A geometric series is convergent only if: |
- A. | r | > 1
- B. | r | < 1
- C. | r | = 1
- D. none of these
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| 6 |
Which number cannot be a term of a geometric sequence ? |
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| 7 |
What is the general term of the sequence 2, 4, 6, 8, ........... ? |
- A. 2n
- B. n + 1
- C. 2n<sup>2</sup>
- D. none of these
|
| 8 |
The sum of 10 A.Ms between 3 and 47 is: |
- A. 50
- B. 250
- C. 100
- D. 500
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| 9 |
Sum of integral multiples of there between 4 and 22 is: |
- A. 81
- B. 75
- C. 211
- D. none
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| 10 |
The series 3 + 33 + 333 + ...... is: |
- A. A.P
- B. G.P
- C. H.P
- D. none of these
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