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A survey among 151 persons is-conduced r...

A survey among 151 persons is-conduced regarding their favourite channel of radio - Radio city Radio mirchi and Radio life. It was found that every listener of Radio march also listen either Radio city or Radio life. The number of persons listening all the radio channels is the same as the number of persons who listen none of the chnnels 55 persons listen exactly two channels and 70 persons listen only one channel. The number of people who listen all the three channels ?

A

`16`

B

`13`

C

`9`

D

data insufficient

Text Solution

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The correct Answer is:
B
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