SOLUTION: if 20 men can do a piece of work in 8 days, then how many men can finish the same work in 10 days?

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Question 504465: if 20 men can do a piece of work in 8 days, then how many men can finish the same work in 10 days?
Answer by ankor@dixie-net.com(22740) About Me  (Show Source):
You can put this solution on YOUR website!
if 20 men can do a piece of work in 8 days,
20 * 8 = 160 man-days to complete the job
:
then how many men can finish the same work in 10 days?
let m = no. of men required to do the job in 10 days
10m = 160
m = 160%2F10
m = 16 men