EPISODE · Apr 12, 2023 · 1 MIN
The Two Rope Bridge Puzzle - Solved
from The Puzzled Podcast · host Abhijith Kesavan
You need to cross a rope bridge with only a flashlight to guide your way. The bridge can only hold two people at a time and must be crossed in complete darkness. You have three friends with you, and each of you walks at a different speed - one can cross the bridge in 1 minute, another in 2 minutes, another in 5 minutes, and the slowest in 10 minutes. When two people cross the bridge together, they must walk at the slower person's pace. What is the shortest time it would take for all of you to cross the bridge?
What this episode covers
You need to cross a rope bridge with only a flashlight to guide your way. The bridge can only hold two people at a time and must be crossed in complete darkness. You have three friends with you, and each of you walks at a different speed - one can cross the bridge in 1 minute, another in 2 minutes, another in 5 minutes, and the slowest in 10 minutes. When two people cross the bridge together, they must walk at the slower person's pace. What is the shortest time it would take for all of you to cross the bridge?
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The Two Rope Bridge Puzzle - Solved
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