| 1 |
In a simultaneous throw of two dice, The probability of getting sum 3 or 11 is: |
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| 2 |
The value of <sup>5</sup>C<sub>2</sub> is: |
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| 3 |
The factorial of positive integer is: |
- A. rational no.
- B. positive integer
- C. real no.
- D. none
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| 4 |
No. of arrangements can be made of 4 letters a, b, c, d taken 2 at a time ? |
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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 |
The number of diagonals of a polygon with n sides is: |
- A.
- B.
- C.
- D. none of these
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| 7 |
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| 8 |
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
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| 9 |
If S is a simple space and event E is (pic) then P(E) = |
- A. 0
- B. -1
- C. >1
- D. none
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| 10 |
In a simultaneous throw of two dice, The probability of getting a total of 7 is: |
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