SOLUTION: It takes 1 hour for 4 laborers to build a wall. How much time would it take for 5 laborers to build a wall? Thanks and regards, lis

Algebra ->  Rate-of-work-word-problems -> SOLUTION: It takes 1 hour for 4 laborers to build a wall. How much time would it take for 5 laborers to build a wall? Thanks and regards, lis      Log On


   

Question 458012: It takes 1 hour for 4 laborers to build a wall.
How much time would it take for 5 laborers to build a wall?

Thanks and regards,
lis
Answer by edjones(8007) About Me  (Show Source):
You can put this solution on YOUR website!
4 men * 1 hr = 4 man-hrs to build a wall
5 men * x hrs = 5x
5x=4
x=4/5 hrs time it would take for 5 laborers to build a wall.
.
Ed