SOLUTION: Jim can paint the fence in 5 hours, while Julie can paint it in 4 hours. How long will it take them if they work together?
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Question 735433: Jim can paint the fence in 5 hours, while Julie can paint it in 4 hours. How long will it take them if they work together? Answer by josmiceli(19441) (Show Source):
You can put this solution on YOUR website! Add their rates of working
( 1 fence / 5 hrs ) + ( 1 fence / 4 hrs ) = ( 1 fence / x hrs )
Multiply both sides by
It will take them 2 hrs 13 min 20 sec
check:
OK
