Thursday
December 18, 2014

Homework Help: algebra

Posted by jamia on Thursday, March 13, 2008 at 6:25pm.

four men qant to cross a bridge. they all begein on the same side. its night and they only have one flash light with them. at most two men can cross the bridge at the same time,and any party who crosses, either one or two people musy have a flashlight wit them.
the flashlight be walked back and forth not thrown etc. each man walks at a different speed. a pair must walk at the pace of the slower man. man one needs one minute to cross the bridge man two needs 2 minutes,man 3 needs 5 minutes,man four needs 10 minutes.
how can all the men get across the bridge in 17 minutes

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

brain teaser - U2 has a concert that starts in 17 minutes and they must all ...
maths magic - There are A,B,C,D at one end of the bridge.they have to cross ...
MATH - FOUR CYCLISTS A,B,C&D WANTS TO CROSS A BRIDGE BUT DUE TO BAD CONDITION OF...
Literature - HELP! - Identify the auditor, rhyme scheme, metrical feet, ...
English - Which is the best paraphrase of this excerpt from "On First Looking ...
Math - There are four people that want to cross a bridge. Sam can cross in 1 ...
English - It was two by the village clock, When he came to the bridge in Concord...
Probability - This is an example question, but I'm not sure how my instructor ...
trig - Two men on the same side of a tall building notice the angle of elevation...
college psych - Which of the following is true of the prevalance rate of ...

Search
Members