Latest Others Aptitude Question SOLUTION: Two pipes a and b fill a cistern in 15 and 10 hours respectively . Tap c can empty the full cistern in 30 hours . All the three taps were open for 2 hours , when it was remembered

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Two pipes a and b fill a cistern in 15 and 10 hours respectively . Tap c can empty the full cistern in 30 hours . All the three taps were open for 2 hours , when it was remembered that the emptying had left been open, it was then closed . How many hours more would it take for the cistern to be filled? Can somebody explain it in shortcut

Asked In Others mohan lal garg (10 years ago)

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