SOLUTION: Assume it took 4 carpnters 20 days to build a shed. Assuming the carpenters work at the same rate, how long would it take 6 carpenters to build the shed?

Algebra ->  Rate-of-work-word-problems -> SOLUTION: Assume it took 4 carpnters 20 days to build a shed. Assuming the carpenters work at the same rate, how long would it take 6 carpenters to build the shed?      Log On


   



Question 128525: Assume it took 4 carpnters 20 days to build a shed. Assuming the carpenters work at the same rate, how long would it take 6 carpenters to build the shed?
Answer by ptaylor(2198) About Me  (Show Source):
You can put this solution on YOUR website!
These carpenters work at the rate of one shed per 80 man-days(4*20).
1 carpenter takes 80 days
2 carpenters takes 80/2=40 days
3 carpenters takes 80/3=26 2/3 days
4 carpenters takes 80/4=20 days
5 carpenters takes 80/5 days
6 carpenters takes 80/6=13 1/3 days
Hope this helps-----ptaylor