Question # 1

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

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7

6

2

8

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

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

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12

24

6

5

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

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none

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

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none of these

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

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

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T₆

T₇

T₈

T₅

The middle term in the expansion of (a+b)²⁰ is;

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10^th term

11^thterm

12^thterm

13^thterm

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

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

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4!

5!

none of these

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

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none of these

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

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0

1

>1

none

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

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