Question # 1

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

The factorial of positive integer is:

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rational no.

positive integer

real no.

none

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

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

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21160

20160

20170

20016

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

If ⁿP₂ = 30 then n = :

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5

6

2

3

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

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1

n

n!

none

Probability of an impossible event is:

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0

1

-1

∞

The probability that a number selected from the numbers 1, 2, 3, 4, 5, ......, 16 is a prime number is:

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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

ⁿC₄ =ⁿC₈then n = :

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4

12

8

6

The number of diagonals of a polygon with n sides is:

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none of these

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

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70

54

70

73

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

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none

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

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15130

15120

1512

none of these

No. of signals made by 4 flags of different colors using 2 flags at a time:

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6

12

60

none

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4

6

8

10

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

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n(n-1)

2!

n(n+1)

None

A key ring is an example of:

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permutation

circulation permutation

combination

none

No. of arrangements can be made of 4 letters a, b, c, d taken 2 at a time ?

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8

12

10

14

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Mathematics Fsc Part 1 Chapter 7 Online Test MCQs With Answers

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