HMMT 2003 U42
- Guts
- Answer
A tightrope walker stands in the center of a rope of length 32 meters. Every minute she walks forward one meter with probability and backward one meter with probability . What is the probability that she reaches the end in front of her before the end behind her?
Dataset text NuminaMath olympiads. Quoted with source.
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\frac{3^{16}}{3^{16}+1}
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