Aptitude - Time and work - Discussion

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Q.

A takes twice as much time as B or thrice as much time to finish a piece of work. Working together, they can finish the work in 2 days, can do the work alone in                         
A. A. 4 days B. B. 6 days
C. C. 12 days D. D. 15 days

Answer: Option C
Explaination:

 


Discussion

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