Question
A survey of 200 people in a community who watched at least one of the three channels – BBC, CNN and DD-showed that 80% of the people watched DD, 22% watched BBC, and 15% watched CNN.
If 5% of people watched DD and CNN. 10% watched DD and BBC, what is the maximum percentage of people who can watch all the three channels?
If 5% of people watched DD and CNN. 10% watched DD and BBC, what is the maximum percentage of people who can watch all the three channels?
Answer: Option B
:
B
Option (b)
Use the maxima of all shortcut
S=117% and X=100%
S−Xn−1=172=8.5
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:
B
Option (b)
Use the maxima of all shortcut
S=117% and X=100%
S−Xn−1=172=8.5
Was this answer helpful ?
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