Question # 1

The next term of the sequence-1, 2, 12, 40, .........is:

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112

212

144

none

The set of negative integers is closed with respect to:

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addition

multiplication

both (a) and (b)

subtraction

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

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21160

20160

20170

20016

The lengths of the sides of a triangle are proportional to the sines of the opposite angles to the sides. This is known as:

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The law of sines

The law of cosines

The law of tangents

The fundamental law

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A set is defined as:

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collection of some objects

well defined collection of some objects

well defined collection of distinct objects

none of these

If 2s = a + b +c, then in any triangle ABC:

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none of these

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cancellation property w.r.t multiplication

cancellationproperty w.r.t addition

multiplicativeproperty

additiveproperty

Conjugate of complex number (-a, -b) is:

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(-a, b)

(-a, -b)

(a, -b)

none of these

To draw general conclusions from a limited number of observations is called:

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logic

proposition

induction

deduction

sin (α + ß) =

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S = {1, -1, 2, -2} is a group under:

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multiplication

subtraction

addition

none of these

If the elevation of the sun is 30°, the length of the shadow cast by a tower of 150m height is:

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none

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2 sin 12° sin 46° =

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cos 34° + cos 58°

sin 34° - sin 58°

sin 34° + sin 58°

cos 34° - cos 58°

The product of three G.Ms between 1 and 16 is:

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32

64

128

16

The system of measurement in which the angle is measured in degrees, and its sub-units, minutes and seconds is called the:

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circular system

sexagesimal system

decimal system

degree system

A statement which is true for all possible values of the variables involved in it, is called a:

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tautology

conditional

implication

absurdity

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

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x + 1

x - 1

2x + 2

none

If the initial side of an angle is the positive x-axis and the vertex is at the origin, the angle is said to be in the _____________:

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initial position

finalposition

normalposition

standardposition

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4

6

8

10

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