Question # 1

The Portion of a circle between two radii and an arc is called:

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Sector

Segment

Chord

The relation {(1, 2),(2, 3),(3, 3),(3, 4)} is:

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Onto function

In to function

Not a function

One-one function

Cos 60^o =.................................

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1/2

√3/2

2

2/√3

If union and intersection of two sets are equal then sets are..............sets.

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Disjoint

Overlapping

Equal

Super

The mean of the squared deviations of X observations from their arithmetic mean is called.

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Variance

Standard deviation

Range

Harmonic mean

The opposite angles of any quadrilateral inscribed in a _______ are supplementary:

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Circle

Square

Hexagon

Rectangle

A histogram is a set of adjacent.........

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Squares

Rectangles

Circles

Dots

The mean of the squared deviations of x_i (i = 1, 2, -----------------,n) observations form their arithmetic mean is called:

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Variance

Standard deviation

Range

In the given set of data 5,5,5,5,5,5,5 the standard deriation is:

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5

0

7

None of these

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If A is subset of U, then (A^c)^c= .........

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A

A^c

U^c

∅

Sec 30^o = .....................

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1/2

√3/2

2

2/√3

If f: A→ B and range of f= B , then f is an..............

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into function

onto function

bijective function

function

In a : b : : b : c, b is called:

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Meanproportional

Thirdproportional

Continuedproportional

Fourthproportional

The point (4,-6) lies in..................quadrant.

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I

II

III

IV

Diameter of a a circle divides it into many parts?

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two

three

four

countless

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