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Suppose six coins are flipped. Then the probability of getting at least one tail is
Total number of events that would occur by flipping six coins = $$2^6=64$$
Probability that no tail occurs = $$\frac{1}{64}$$
=> Probability of occurring at least one tail = $$1-\frac{1}{64}=\frac{63}{64}$$
=> Ans - (C)
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