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201 coins each with probability P(0ltPlt...

201 coins each with probability `P(0ltPlt1)` of showing head are tossed together. If the probability of getting 100 heads is equal to the probability of getting 101 heads, then the value of p is (A) `1/4` (B) `1/3` (C) `1/2` (D) `1/6`

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