SOLUTION: It takes Jay three times as long to shingle a roof than it does Aaron. When they work together, they can shingle a roof in 4 and a half hours. How long does it take each of them to

Algebra ->  Rate-of-work-word-problems -> SOLUTION: It takes Jay three times as long to shingle a roof than it does Aaron. When they work together, they can shingle a roof in 4 and a half hours. How long does it take each of them to      Log On


   

Question 910674: It takes Jay three times as long to shingle a roof than it does Aaron. When they work together, they can shingle a roof in 4 and a half hours. How long does it take each of them to shingle a roof alone?
Found 2 solutions by josgarithmetic, MathTherapy:
Answer by josgarithmetic(39630) About Me  (Show Source):
You can put this solution on YOUR website!
Their rates are:
Jay, 1%2F%283x%29
Aaron, 1%2Fx
Combined Jay and Aaron, highlight_green%281%2F%283x%29%2B1%2Fx=4%261%2F2%29

Answer by MathTherapy(10556) About Me  (Show Source):
You can put this solution on YOUR website!
It takes Jay three times as long to shingle a roof than it does Aaron. When they work together, they can shingle a roof in 4 and a half hours. How long does it take each of them to shingle a roof alone?


Aaron alone takes: highlight_green%286%29 hours

Jay alone takes:  highlight_green%2818%29 hours

You can do the check!! 



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