| 1 |
A key ring is an example of: |
- A. permutation
- B. circulation permutation
- C. combination
- D. none
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| 2 |
In a simultaneous throw of two dice, The probability of getting sum 3 or 11 is: |
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| 3 |
The probability that a number selected from the numbers 1, 2, 3, 4, 5, ......, 16 is a prime number is: |
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| 4 |
Number of ways of arranging 5 keys in a circular ring is: |
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| 5 |
The value of <sup>5</sup>C<sub>2</sub> is: |
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| 6 |
No. of signals made by 4 flags of different colors using 2 flags at a time: |
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| 7 |
Number of digits multiple of 5 made from the digits 2, 3, 5, 7, 9 is: |
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| 8 |
For a positive integer n: |
- A. (n+1)! = (n+1)n!
- B. (n+1)! = (n+1)(n-1)!
- C. n! = n(n+1)!
- 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 |
If S is a simple space and event E is (pic) then P(E) = |
- A. 0
- B. -1
- C. >1
- D. none
|
