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Ques:- Four persons have to cross the bridge they are having one torch light. Four persons take 1,2,5,10 minutes respectively, when two persons are going they will take the time of the slowest person. What is the time taken to cross by all of them.
Right Answer:
The total time taken for all four persons to cross the bridge is 17 minutes.
Comments
Jamila Aug 14, 2022

10 minutes

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