Question # 1

The harmonic mean of the observation 0,15,12, is:

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3.7

7.3

6.7

no harmonic mean

The number of element in power set {1.2.3} is.

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4

8

6

9

The date presented in the form of frequency distribution is called:

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distribution

grouped data

range data

regrouped data

A set containing no element is called.

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subset

Empty set

Singleton set

Super set

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

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into function

onto function

bijective function

function

The point (-5,-7) lies in ........ quadrant.

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I

II

III

IV

if A and B are disjoint sets , then A∪ B is equal to.

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A

B

∅

B∪ A

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

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Onto function

Into function

Not a function

One-One function.

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}

Point (-1,4) lies in quadrant:

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I

II

III

IV

The complement of∪ is................

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∪

∅

impossible

Union

If set a has 3 elements and B has 4 then A x B has __________ elements.

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3

4

12

7

The number of elements of the power set {a,b} are.

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1

2

3

4

O - E = ............

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∅

O

E

Z

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}

Number of elements in power set of {1,2,3}

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4

6

8

9

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10th Class Mathematics Chapter 5 Sets and Functions English Medium KPK Boards Online MCQ's MCQs With Answers

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