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John does (1)/(2) piece of work in 3 hou...

John does `(1)/(2)` piece of work in 3 hours, Joe does `(1)/(4)` of the remaining work in 1 hour and George finishes remaining work in 5 hours. How long would it have taken the three working together to do the work?

A

`2 1/7 ` hour

B

`3 1/7` hour

C

`3 8/11` hour

D

`2 8/11` hour

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