Question # 1

The lengths of two transverse tangents to a pair of circles are:

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Unequal

Equal

Overlapping

A circle of radius 'r' has a circumference of:

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πr2

2πr

2πr2

1/2πr

If A= {1,2,3} , B ={4,5} and R+{(1,4),(2,5),(3,4)} then R is __________

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One - one function from A to B

A function A to A

Not a funtion

An onto function from A to B

Point (-1,4) , lies in the quadrant.

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I

II

III

IV

Identify the equation whose roots are imaginary and unequal:

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2x²-x+1=0

x²+8x+16=0

3x²+4x+2=0

x²-7x+7=0

In a set of observation. 5,5,7,9,9,9,9,11,11,11,11,12,12 the mode is:

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9

11

Both 9 and 11

None of these

The spread of observations in a data set is called.

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Average

Dispersion

Central tendency

Mean

Power set of an empty set is.

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∅

{a}

{∅,{a}}

{∅}

A value best representing a set of data is called:

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Average

Variance

Standard deriviation

None of these

The length of a tangent to a circle is from the given point to the point of:

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start point

enc points

contact

collinear

A tangent line intersects the circle at:

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Three points

Twopoints

Single point

No point at all

Formula l=rθ is true only when θ is in:

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degree

radian

revolution

minute

The nth positive root of the product of the x₁,x₂,x₃,..............x₁₁ observation is called.

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Mode

Mean

Geometric mean

Median

The domain of R = {(0,2),(2,3),(3,3)(3,4)} is.

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{0,3,4}

{0,2,3}

{0,2,4}

{2,3,4}

The sum of the squares of sides of a rhombus is equal to the sum of the squares of its:

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Sides

Diagonlas

Medians

Altitude

In a ratio x:y, y is called:

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Relation

Antecedent

Consequent

None of these

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