Aptitude - Pipes and Cisterns - Discussion

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Q.

Two pipes A and B together can fill a cistern in 4 hours. Had they been opened separately, then B would have taken 6 hours more than A to fill the cistern. How much time will be taken by A to fill the cistern separately?                         
A. 1 hour B. 2 hours
C. 6 hours D. 8 hours

Answer: Option C
Explaination:

 


Discussion

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