SOLUTION: If four people took six hours to build a wall, how long would it take three people to build an identical wall?
Algebra ->
Rate-of-work-word-problems
-> SOLUTION: If four people took six hours to build a wall, how long would it take three people to build an identical wall?
Log On
Question 1022657: If four people took six hours to build a wall, how long would it take three people to build an identical wall? Answer by stanbon(75887) (Show Source):
You can put this solution on YOUR website! If four people took six hours to build a wall, how long would it take three people to build an identical wall?
----
time is inversely related to number of workers::
--------
t = k/n
Solve for "k" using "four people took six hours to build a wall"
---
6 = k/4
k = 24
----
Equation:
t = 24/n
----
How long would it take three people to build an identical wall?
t = 24/3 = 8 hrs
---------------
Cheers,
Stan H.
------------
(