Question # 1

A circle of radius 'r' has area:

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πr²

2πr

2πr²

1/2πr

In ratio a : b, the first term is called:

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Extremes

Means

Consequent

Antecedent

The difference between upper limit of two consecutive classes is a frequency table is called:

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Class limit

Class interval

Class mark

All of these

In proportion a:b::c:d, b and c are called:

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Means

Extremes

Third proportional

None of these

A data in the form of frequency distribution is called:

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Grouped data

Ungrouped data

Histogram

Tan 180° =

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0

1

Not defined

-1

The circumference of a circle is called _________ of a circle:

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Chord

Arc

Radius

Boundary

In class (30-39), lower class limit is....

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39

9

30

34.5

N∩ W = ..................

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∅

{∅}

N

W

Arithmetic means is a measure that determines a value of the variable under study by dividing the sum of all values of the variable by their...

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Number

Group

Denominator

Numerator

The length of two common tangents to two circles are _____ to each other:

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Perpendicular

Equal

Parallel

Un-equal

The range of R = {(1, 3), (2, 2), (3, 1), (4, 4)} is:

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{1, 2, 4}

{3, 2, 4}

{1, 2, 3, 4}

{1, 3, 4}

An equation of the type 2^x + 64.2^-x - 20 = 0 is called:

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Exponential equation

Reciprocalequation

Radicalequation

Linearequation

The perpendicular bisector of a chord of a circle passes through the:

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Centre

Radius

Diameter

Arc

The concept of antilogarithm is used to find the value of..............

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A.M.

G.M.

H.M

Mode

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Radical equation

Reciprocal equation

Exponential equation

None of these

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