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Easy · Probability & Combinatorics · Numerical · ~4 min · #88

Meeting at the Station

Real interview · Citadel

Two people each arrive at a station at an independent, uniformly random time between 4pm and 5pm. Each waits 10 minutes for the other and then leaves. What is the probability that they meet?

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Worked solution

Give the problem an honest attempt first, then reveal the full explanation.

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