Question # 1

A set having only one member.

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Empty set

Power set

Singleton set

Sub set

A collection of well-defined distinct objects is called.

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subset

Power set

Set

None of these

x-coordinate of every pint on x-axis is.

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+ve

-ve

zero

1

N∪ W = ....................

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∅

{∅}

N

W

Which of the following is distributive property of union over intersection?

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A∪ (B ∪ C) = A∪ (B∪ C)

A∩ (B∩C)= (A∩B)∩C

A∪ (B∩ C) = ( A∪ B)∩ (A∪ C)

A∩(B∪ C) = (A∩B)∪(A∩C)

The measures that are used to determine the degree or extent of variation in a data set are called:

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central value

A.M

measures of dispersion

median

N∩ W = ..................

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∅

{∅}

N

W

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

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I

II

III

IV

If x∈ U and x∉ A, then {x} is equal to ....................

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U^c

A^c

∅^c

A - U

A set with no element is called.

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Subset

Empty set

Singleton set

Super set

Point (-1,4) lies in quadrant:

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I

II

III

IV

If R= { (a,2),(b,3),(c,3) }, then Dom R = ________________

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{1,2}

{1,2,3}

{a,b,c}

{a,c}

The set having only one element is called:

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Null set

Power set

Singleton set

Subset

Venn diagram was first used by......................

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John Venn

Netwon

Arthur Cayler

John Napier

The formula of grouped data of the arithmetic mean is:

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X̅ = ∑X/n

X̅ = A + ∑fX/∑X

X̅ = ∑fX/n

X̅ = l +n/f (n/2 - c)

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Mathematics 10th Class English Medium Unit 5 Online Test MCQs With Answers

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