Home Maths Set Theory and Relations All Topic Question for Revision Test A survey shows that of the people watch a n…
Maths Set Theory and Relations All Topic Question for Revision Test Single Correct MCQ
Published on: August 14, 2026

A survey shows that of the people watch a news channel whereas, watch an entertainment channel at a particular time. If of the people watch both types of channels, then

A
B

C
D

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Text Solution

Verified by Experts
The correct answer is:
C

Let be the set of those people who watch news channel and be the set of those people who watch entertainment channel. Then

Also,

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