Question # 1

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

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n(n-1)

2!

n(n+1)

None

The value of ⁵C₂ is:

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1

10

20

30

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

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1

none of these

No. of arrangements of the letters of the word plane taking all letters at a time:

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5

1

none

No. of selection of n different things out of n is:

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1

n

n!

none

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

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4!

5!

none of these

If ⁿP₂ = 30 then n = :

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5

6

2

3

Probability of an impossible event is:

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0

1

-1

∞

For a positive integer n:

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(n+1)! = (n+1)n!

(n+1)! = (n+1)(n-1)!

n! = n(n+1)!

none of these

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

The factorial of positive integer is:

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rational no.

positive integer

real no.

none

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

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

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12

24

6

5

A key ring is an example of:

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permutation

circulation permutation

combination

none

Numbers are formed by using all the digits 1, 2, 3, 4, 5, 6 on digit being repeated, then the numbers which are divisible by 5 are:

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110

120

122

124

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

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0

1

>1

none

No. of triangles can be formed by joining the vertices of the polygon having 12 sides ?

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202

220

110

none of these

No. of arrangements of the letters of the word PAKISTAN can be made, taken all together ?

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21160

20160

20170

20016

Number of digits multiple of 5 made from the digits 2, 3, 5, 7, 9 is:

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5

24

20

none

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

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11th Class FSC Mathematics Chapter 7 Test Online MCQs With Answers

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