SOLUTION: If it takes John 10 hours to paint the fence, How long will it take John and his 2 friends to do the job if they work at the same rate ?

Question 841353: If it takes John 10 hours to paint the fence, How long will it take John and his 2 friends to do the job if they work at the same rate ?
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!

 

Hi,





       

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