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No: 04       November 25, 2020



There are two boxes each having 10 candies. You will randomly (with equal probability) select a box and eat one candy from that box. Then the places of the boxes will be changed randomly. You will continue this process until you eat the last candy in a box. When you stop what is the probability that the other box has exactly 5 candies?

Enter your answer as a simplified fraction. Example:12/23

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