SOLUTION: You can do a job in 4 hours and a co-worker can do the same job in 8 hour. How long will it take to do the job if both of you work together?
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Question 472067: You can do a job in 4 hours and a co-worker can do the same job in 8 hour. How long will it take to do the job if both of you work together?
Answer by jorel1380(3719) (Show Source): You can put this solution on YOUR website!
n/4+n/8=1
4n+2n=16
6n=16
n=16/6=8/3 hours working together..
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