Lessons

General Aptitude
31.1 Pipes and Cistern - General Questions

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Q.

Three pipes A, B and C can fill a tank in 6 hours. After working at it together for 2 hours, C is closed and A and B can fill the remaining part in 7 hours. The number of hours taken by C alone to fill the tank is:

View Answer

Correct choice: C

Explanation:

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