SOLUTION: if jim can paint 25 feet fence in an hour, joe can paint 35 feet in an hour, how many minutes will it take them to paint a 150 foot fence, if they work together?

Algebra ->  Rate-of-work-word-problems -> SOLUTION: if jim can paint 25 feet fence in an hour, joe can paint 35 feet in an hour, how many minutes will it take them to paint a 150 foot fence, if they work together?      Log On


   



Question 765320: if jim can paint 25 feet fence in an hour, joe can paint 35 feet in an hour, how many minutes will it take them to paint a 150 foot fence, if they work together?
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
Add their rates of working to
get rate working together
Jm's rate: ( 25 ft / 1 hr )
Joe's rate: ( 35 ft / 1hr )
Together: ( 150 / t hrs )
----------------------
+25+%2F1++%2B+35+%2F+1+=+150+%2F+t+
+25t+%2B+35t+=+150+%7D%7D%0D%0A%7B%7B%7B+60t+=+150+
+t+=+2.5+
They can paint 150' of fence in 2 hrs 30 min
working together