Aptitude - Pipes and Cisterns - Discussion

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Q.

Two taps A and B can fill a tank in 10 hours and 15 hours respectively. If both the taps are opened together, the tank will be full in:                         
A. 5 hrs B. 12 and 1/2 hrs
C. 6 hrs D. 7 and 1/2 hrs

Answer: Option C
Explaination:

 


Discussion

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