Difference between revisions of "2021 WSMO Team Round/Problem 5"

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Latest revision as of 13:00, 14 December 2023

Problem

Two runners are running at different speeds. The first runner runs at a consistent 12 miles per hour. The second runner runs at $t+4$ miles per hour, where $t$ is the number of hours that have passed. After $n$ hours, the runners have run the same distance, where $n$ is positive. Find $n$.

Solution