SOLUTION: Blake and Ned work for a home remodeling buisness. They are putting the final touches on a home they renovated. Working alone, Blake can paint one room in 8 hours. Ned can paint th
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Question 198772: Blake and Ned work for a home remodeling buisness. They are putting the final touches on a home they renovated. Working alone, Blake can paint one room in 8 hours. Ned can paint the smae room in 6 hours. How long will it take them to paint the room if they work together?
Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!
If A can do a job in x time periods, then A can do 
of the job in 1 time period. Likewise, if B can do the same job in y time periods, then B can do 
of the job in 1 time period.
So, working together, they can do
of the job in 1 time period.
Therefore, they can do the whole job in:
time periods.
John
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