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A has 6 points and B has 4. A fair coin is flipped repeatedly: heads gives A a point, tails gives B a point. What is the probability A reaches 10 first?

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A fair coin is tossed repeatedly. A wins if HTH appears first, B wins if HTT appears first. What is the probability that A wins?In a three-flip coin race between Heads and Tails, what is the probability that the side flipped first is behind at the end?Flipping a fair coin repeatedly, what is the probability that HHT appears before HTH?

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