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If A, B and C together do a job in 4 day...

If A, B and C together do a job in 4 days, A and C together do the job in 4.5 days and B and C together do the job in 12 days then in how many days can C alone do the job?

A

36

B

6

C

18

D

12

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CHAMPION PUBLICATION-2017 TIER-II PAPER(9)-EXERCISE
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