##### 65. You are given three coins: one has heads o...

65. You are given three coins: one has heads on both faces, the second has tails on both faces, and the third has a head on one face and a tail on the other. You choose a coin at random and toss it, and it comes up heads. The probability that the other face is tails is

(A) 1/4 | |

(B) 1/3 | |

(C) 1/2 | |

(D) 2/3 |

Hint:

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