In India, if 60% population likes tea, 10% likes coffee and 5% likes both. A person is selected at random, then the probability that he(she) does not like both is
A
35%
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B
20%
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C
25%
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D
30%
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Solution
The correct option is A35% Given : P(T)=60100=610, P(C)=10100=110, P(T∩C)=5100
So, Required probability =P(Tc∩Cc)=P(T∪C)c=1−P(T∪C)=1−[610+110−5100]=1−65100=35%