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Ropes
Posted: July 16th, 2004, 9:59 pm
by alexandreC
you have two ropes.if you light any of the ropes, it will take one hour to burn.how can you measure 45 minutes?( of course, the burning is non uniform....)Alex
Ropes
Posted: July 17th, 2004, 2:58 am
by Mircea
Light first rope at both ends simultaneously and in the same time the second rope at one end.When the first rope had burn completely light the second rope at the other end. or use a watch
Ropes
Posted: July 17th, 2004, 12:27 pm
by Aaron
I don't want to be the forum police here, but it is nice if you do a search before posting a puzzle (or anything else). This has been asked in various forms several times.
Ropes
Posted: July 17th, 2004, 3:49 pm
by alexandreC
hey Aaron,Please accept my apologies.I did read lots of puzzles (and your valuable contributions to *many* of them) before placing the "ropes" up, and I hadnt found any puzzle similar to that one.In anycase, I will try to make a deeper search next time.best,Alex
Ropes
Posted: July 17th, 2004, 4:45 pm
by Aaron
No apology necessary, it's a suggestion, not a complaint.