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The probability that a company executive will travel by plane is (2/5) and that he will travel by train is (1/3). Find the probability of his travelli

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The probability that a company executive will travel by plane is (2/5) and that he will travel by train is (1/3). Find the probability of his travelling by plane or train.
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Correct Answer - `11/15`
The events of travelling by plane and that by train are mutually exclusive.
`therefore P(E_(1) uu E_(2)) = P(E_(1)) + P(E_(2)).`
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