| 1 |
<sup>n</sup>C<sub>4</sub> =<sup>n</sup>C<sub>8</sub>then n = : |
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| 2 |
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| 3 |
A dice is thrown. The probability to get an even number is: |
- A. 1
- B.
- C.
- D. none of these
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| 4 |
One card is drawn at random from a pack of 52 cards. The probability that the card drawn a king is: |
- A.
- B.
- C.
- D. none of these
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| 5 |
The number of ways in which fiver persons can sit at a round table is: |
- A. 4!
- B. 5!
- C.
- D. none of these
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| 6 |
A die is rolled. The probability that the dots on the top are greater than 4 is: |
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| 7 |
No. of selection of n different things out of n is: |
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| 8 |
No. of diagonals can be formed by joining the vertices of the polygon having 12 sides ? |
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| 9 |
The number of diagonals of a polygon with n sides is: |
- A.
- B.
- C.
- D. none of these
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| 10 |
n! stands for: |
- A. product of first natural numbers
- B. sum of n natural numbers
- C. product of n integers
- D. none of these
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