SOLUTION: To do a job alone, it would take Jennifer 5 hours,
Bob 8 hours, and George 10 hours. How long will
It take if they all work together?
Algebra.Com
Question 878165: To do a job alone, it would take Jennifer 5 hours,
Bob 8 hours, and George 10 hours. How long will
It take if they all work together?
Answer by richwmiller(17219) (Show Source): You can put this solution on YOUR website!
1/5+1/8+1/10=1/x
x=40/17
x=2.35 hours
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