SOLUTION: The time it takes to build a brick wall varies inversely as the number of people working on it. If it takes 3 days for 8 people to build a brick wall, how long will it take 5 peop
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Question 293457: The time it takes to build a brick wall varies inversely as the number of people working on it. If it takes 3 days for 8 people to build a brick wall, how long will it take 5 people to build the same wall? Answer by ankor@dixie-net.com(22740) (Show Source):
You can put this solution on YOUR website! The time it takes to build a brick wall varies inversely as the number of people working on it. If it takes 3 days for 8 people to build a brick wall, how long will it take 5 people to build the same wall?
:
let d = time for 5 people to complete the job
: =
5d = 24
d =
d = 4.8 days for 5 to build the wall
