| 1 |
The number of ways in which fiver persons can sit at a round table is: |
- A. 4!
- B. 5!
- C.
- D. none of these
|
| 2 |
In how many ways two places can be filled by n objects: |
- A. n(n-1)
- B. 2!
- C. n(n+1)
- D. None
|
| 3 |
Number of digits multiple of 5 made from the digits 2, 3, 5, 7, 9 is: |
|
| 4 |
No. of arrangements can be made of 4 letters a, b, c, d taken 2 at a time ? |
|
| 5 |
No. of necklaces can be made from 7 beads of different colors ? |
- A. 360
- B. 120
- C. 60
- D. 70
|
| 6 |
Tickets numbered 1 to 20 are mixed up and then a ticket is drawn at random. What is the probability that the ticket drawn bears a number which is a multiple of 3 ? |
- A.
- B.
- C.
- D. none of these
|
| 7 |
The number of diagonals of a polygon with n sides is: |
- A.
- B.
- C.
- D. none of these
|
| 8 |
No. of arrangements of the letters of the word PAKPATTAN can be made, taken all together ? |
- A. 15130
- B. 15120
- C. 1512
- D. none of these
|
| 9 |
A dice is rolled, the probability of getting a number which is even or greater than 4 is: |
- A.
- B.
- C.
- D. none of these
|
| 10 |
No. of arrangements of the letters of the word plane taking all letters at a time: |
|
