View Full Version : a rainy bridge-crossing - answers
joeschmoe
01-07-03, 01:04 AM
post answers to the a rainy bridge-crossing (http://www.ummah.com/forum/showthread.php?s=&threadid=18810) riddle here.
monk + sprinter = 11 mins
sprinter returns = 1 min
sprinter + mom = 5 mins
spinter returns = 1 min
sprinter + climber = 2 mins
11 + 1 + 5 + 1 + 2 = 20 mins
Desardes
01-07-03, 11:33 PM
19 minutes or less seven.
sprinter + climber = 2 mins
spinter returns = 1 min
monk + mom = 11 mins
climber returns (with torch) = 2 min
sprinter + climber = 2 mins
2 + 1 + 11 + 2 + 2 = 18 mins
joeschmoe
02-07-03, 01:24 AM
18 min is the answer.
Desardes
02-07-03, 02:00 AM
sprinter and the climber go, sprinter comes back; gives it to monk and old woman, they go and give the flashlight to the climber who then goes back and comes back with the sprinter.
<i used the idea of "fastest" guys do the running>
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