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15 men take 20 days to com plete a job w...

15 men take 20 days to com plete a job working 8 hours a day. The number of hours a day should 20 men take to complete the job in 12 days

A

5 hours

B

10 hours

C

15 hours

D

18 hours

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CHAMPION PUBLICATION-2013 TIER-II PAPER(20)-EXERCISE
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