| 1 |
Sum of integral multiples of there between 4 and 22 is: |
- A. 81
- B. 75
- C. 211
- D. none
|
| 2 |
What is called the difference between two consecutive terms of an arithmetic sequence ? |
- A. common ratio
- B. common difference
- C. common element
- D. none of these
|
| 3 |
What is called the arrangement of numbers formed according to some definite rule ? |
- A. arithmetic sequence
- B. geometricsequence
- C. sequence
- D. none of these
|
| 4 |
G.M between -2i and 8i is: |
- A. 4 or -4
- B. 4i or -4i
- C. 2 or -2
- D. none
|
| 5 |
A clock strikes once when its hour hand is at one, twice when it is at two, and so on. How many times does the clock strike in ten hours ? |
|
| 6 |
Zero cannot be a term of: |
- A. A.P and G.P
- B. G.P and H.P
- C. A.P and H.P
- D. only H.P
|
| 7 |
Two A.Ms. between 3 and 9 are: |
- A. 3. 6
- B. 5, 7
- C. 6, 12
- D. 3, 9
|
| 8 |
A sequence is denoted by: |
- A.
- B. {a<sub>n</sub>}
- C. a<sub>n</sub>
- D. a<sub>1</sub> + (n-1) d
|
| 9 |
If S is the H.M between 2 and b then b = : |
|
| 10 |
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
|
