Question # 1

The system of measurement in which the angle is measured in radians is called:

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CGS system

Sexagesimal system

MKS system

Circular system

Solution set of equation 5x²-125 = 0 is:

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{5}

{10}

{-5}

A data in the form of frequency distribution is called.

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Grouped data

Ungroup data

Same

None of these

The measure of central tendency which is not affected by extreme values is called:

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Median

Arithmetic mean

Geometric mean

None of these

The extent of variation between two extreme observations of a data set is measured by.......................

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Average

Range

Quartiles

Mode

One and only one circle can pass through ______ non-collinear points:

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Two

Three

Four

Five

During frequency distribution number of groups should be between........

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5 and 10

10 and 15

10 and 20

5 and 15

Arms of an angle called:

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Terminal sides

Rays

Rotation of arms

Position

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If number of elements in set A is 3 and in set B is 4 then number of elements in AxB is:

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3

4

12

7

If A and B are disjoint sets then AUB is equal to:

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A

B

BUA

Any two angles in the same segment of a circle are:

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Unequal

Equal

Parallel

Perpendicular

Coding formula of group data of the arithmetic mean is:

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X̅ = ∑fX/∑f

X̅ = ∑fD/∑f

X̅ = A + ∑fu/∑f x h

X̅ = A + ∑fu/∑f

If the incentre and circumcenter of a triangle coincide the triangle is:

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Right angle

Scaleve

Isosceles

Equilateral

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u = v²

u = kv²

uv²= k

uv² = 1

The n^th positive root of the product of the x₁,x₂,x₃..................x_n observations is called:

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Mode

Mean

Geometric mean

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