Four woman must cross a bridge over a deep canyon. It is a enemy territory. The must cross in the middle of the night. A lantern must be carried when crossing the bridge. They only have 60 minutes, one takes 5 minutes, one takes 10 minutes, one takes 20 minutes, one takes 25 minutes. The women can slow down, but they cannot speed up. They have 60 minutes to get everyone across safely before the bridge is destroyed. How should these women cross in order to get everyone safely to the other side?

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31 May, 19:59

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Julianne Anderson · Answer 1

The 5 and 10 min cross. 10

The 5 min returns. 15

The 20 and 25 min cross 40

The 10 min comes back 50

The 5 and 10 min cross again in60 Mins