Question # 1

One card is drawn at random from a pack of 52 cards. The probability that the card drawn a king is:

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none of these

In how many ways two places can be filled by n objects:

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n(n-1)

2!

n(n+1)

None

n! stands for:

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product of first natural numbers

sum of n natural numbers

product of n integers

none of these

The factorial of positive integer is:

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rational no.

positive integer

real no.

none

Number of ways of arranging 5 keys in a circular ring is:

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12

24

6

5

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0

-1

>1

none

In a simultaneous throw of two dice, The probability of getting sum 3 or 11 is:

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none

Probability of a certain event is:

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0

1

>1

∞

A die is rolled. The probability that the dots on the top are greater than 4 is:

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5, 6

1

A dice is thrown. The probability to get an odd number is;

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1

none of these

The number of ways in which fiver persons can sit at a round table is:

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4!

5!

none of these

No. of necklaces can be made from 7 beads of different colors ?

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360

120

60

70

The value of ⁵C₂ is:

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1

10

20

30

No. of signals made by 5 flags of different colors using 3 flags at a time is:

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60

15

10

None

Probability of an impossible event is:

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0

1

-1

∞

If S is a sample space and event E is S then P(E) is:

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0

1

>1

none

A dice is rolled, the probability of getting a number which is even or greater than 4 is:

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none of these

In a simultaneous throw of two dice, The probability of getting a total of 7 is:

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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 ?

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none of these

A dice is thrown. The probability to get an even number is:

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1

none of these

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