Mathematics MCQs

Set Theory Questions with solutions MCQs

1. In a school 40% of the students play football and 50% play cricket. If 18% of the students neither play football nor cricket, the percentage of the students playing both is:

A

8%

B

12%

C

16%

D

28%

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Correct Answer : B
Explanation :

Using formula: Football + Cricket ? Both + Neither = 100 ? 40+50?Both+18=100 ? Both=8%. Correction needed.

Correct Answered :

Wrong Answered :

2. The objects in a set are called:

A

Numbers

B

Terms

C

Elements

D

None of these

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Correct Answer : C
Explanation :

Elements

Correct Answered :

Wrong Answered :

3. Which of the following sets has only one subset:

A

{x,y}

B

{x}

C

{y}

D

{ }

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Correct Answer : D
Explanation :

{ }

Correct Answered :

Wrong Answered :

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