SOLUTION: An automatic pitching machine can pitch all its balls in 1 1/4 hours. One attendant working working 3 1/2 hours can retrieve all the balls pitched by one machine. How many attenda

Question 565507: An automatic pitching machine can pitch all its balls in 1 1/4 hours. One attendant working working 3 1/2 hours can retrieve all the balls pitched by one machine. How many attendants working at the same rate should be hired so that the balls from 10 machines are all retrieved in 8 hours.
Answer by ankor@dixie-net.com(22740) (Show Source): You can put this solution on YOUR website!
An automatic pitching machine can pitch all its balls in 1 1/4 hours.
One attendant working working 3 1/2 hours can retrieve all the balls pitched by one machine.
How many attendants working at the same rate should be hired so that the balls from 10 machines are all retrieved in 8 hours.
:
One attendant would take 10*3.5 = 35 hrs to pick up the balls of 10 machines
therefore:
= 4.375 ~ 5 attendants required pick all the ball from 10 machines in 8 hrs
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