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The probability that a person will travel by plane is 3 / 5 and that he will travel by train is 1 / 4. What is the probability that he (she) will travel by plane or train ? |
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Answer» The probability that a person will travel by plane is 3 / 5 and that he will travel by train is 1 / 4. What is the probability that he (she) will travel by plane or train ? |
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