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Charles can do a job in 1 hour, Bill can do the same job in 2 hours, and Bob can do the job in 3 hours. How long does it take them to do the job working together?
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4 votes
Charles can do a job in 1 hour, Bill can do the same job in 2 hours, and Bob can do the job

in 3 hours. How long does it take them to do the job working together?

User Dlukes
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2 Answers

2 votes
1+2+3=6 hours
bill Charles and bob
User Gsoni
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7.1k points
2 votes
1hr +2hr+3hr is 6 hours job done
User Richard Watts
by
7.8k points
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