Question

In a survey, 65% people watch news on National TV channel, 40% people read newspaper and
25% people watch news on National TV channel as well read the newspaper. According to the
survey, how many per cent of people do not watch news on National TV channel and do not
read the newspaper ?
a) 5%
b) 10%
c) 20%
d) 15%
​

Answer 1

20

....................

Answer 2

Answer:

c)20%

Step-by-step explanation:

we say 65%+40%=105%

then 105%-25%=80%

so people who don't watch news and also not reading newspaper is

100%-80%=20%