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In a certain town, 40% of the people hav...

In a certain town, 40% of the people have brown hair, 25% have brown eyes, and 15% have both brown hair and brown eyes. If a person selected at random from the town has brown hair, the probability that he also has brown eyes is `1//5` b. `3//8` c. `1//3` d. `2//3`

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