Question # 1

The domain of principal cosine function is:

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A clock strikes once when its hour hand is at one, twice when it is at two, and so on. How many times does the clock strike in ten hours ?

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55

78

66

46

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3

1

4

None

An infinite sequence has no:

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nth term

last term

sum

none

Arithmetic series is only possible if:

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|d| = 1

|d| < 1

|d| > 1

none

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

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right angled

equilateral

isosceles

obtuse angled

The period of tan x is:

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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 A = [aij] and B = [bij] are two matrices of same order r × s, then order of A - B is:

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r - s

r × s

r + s

none of these

The quadrant of an angle Θ is determined by its:

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sign

value

ratio

magnitude

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For a square matrix A, |A| equals:

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A^t

|A^t|

-|A^t|

-A^t

A set containing finite number of elements is called:

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nullset

superset

finiteset

infiniteset

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

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n(n-1)

2!

n(n+1)

None

Solution set of the simultaneous equations : x + y = 1, x - y = 1 is:

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{(0,0)}

{(1,0)}

{(0,1)}

{(1,1)}

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

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5

15

51

10

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{1, 2, 3}

{5, 6, 7}

{4}

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integer

rationalnumber

irrationalnumber

naturalnumber

A.M between x - 3 & x + 5 is __________:

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x + 1

x - 1

2x + 2

none

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11th Class ICS Mathematics Test Online MCQs With Answers

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