Question # 1

No. of triangles can be formed by joining the vertices of the polygon having 5 sides ?

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10

15

20

none of these

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

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Number of terms in the expansion of (a+b)ⁿ is:

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n

n+1

n-1

none of these

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

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21160

20160

20170

20016

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

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5, 6

1

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

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5

1

none

The middle terms of (x+y)²³ are:

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T₁₀,T₁₁

T₁₁,T₁₂

T₁₂,T₁₃

none of these

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2x

x²

1

none of these

Number of terms in the expansion of (x+y)⁶ is:

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7

6

2

8

In binomial expansion of (a+b)n, n is positive integer the sum of even coefficients equals:

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none of these

A key ring is an example of:

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permutation

circulation permutation

combination

none

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 can be made of 4 letters a, b, c, d taken 2 at a time ?

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8

12

10

14

If n is a positive integer, then the binomial co-efficient equidistant form the beginning and the end in the expansion of (x+a)ⁿ are:

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same

not same

additive inverse of each other

none of these

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

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5

24

20

none

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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

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11th Class FA Mathematics Chapter 8 Online Test MCQs With Answers

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