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The probability that a certain person will buy a shirt is 0.2, the probability that he will buy a trouser is 0.3, and the probability that he will buy a shirt given that he buys a trouser is 0.4. Find the probability that he will buy both a shirt and a trouser. Find also the probability that he will but a trouser given that he buys a shirt. Select the correct answer from above options

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Correct Answer - `0.12`

`P(S)=0.2, P(C)=0.3, P(S//C)=0.4`

`:. P(S//C)=(P(S nn C))/(P(C)) implies P(S nn C)=P(C). P(S//C)`.

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