| 1 |
If a<sub>n</sub> = (n + 1) a<sub>n-1</sub>, a<sub>1</sub> = 1, second term of the sequence is: |
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| 2 |
What is the next term in the sequence 10, 7, 4, 1...........? |
- A. 2
- B. -2
- C. -3
- D. none of these
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| 3 |
In an A.P.a<sub>3</sub> = 12 and a<sub>7</sub> = 32 then d = : |
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| 4 |
A.M between x - 3 & x + 5 is __________: |
- A. x + 1
- B. x - 1
- C. 2x + 2
- D. none
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| 5 |
What is called the arrangement of numbers formed according to some definite rule ? |
- A. arithmetic sequence
- B. geometricsequence
- C. sequence
- D. none of these
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| 6 |
Sum of all odd numbers between 100 and 200 is: |
- A. 6200
- B. 6500
- C. 3750
- D. 7500
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| 7 |
What is the common difference of the sequence 11, 5, -1, ......... ? |
- A. 6
- B. -6
- C.
- D. none of the foregoing numbers
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| 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 |
An infinite sequence has no: |
- A. nth term
- B. last term
- C. sum
- D. none
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| 10 |
Fifth term of the sequence 2, 6, 11, 17. |
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