Question: Two pipes A and B can fill a cistern in 24 hours and 32 hours respectively. If both pipes are opened simultaneously, find out

Two pipes A and B can fill a cistern in 24 hours

Two pipes A and B can fill a cistern in 24 hours and 32 hours respectively. If both pipes are opened simultaneously, find out when the pipe A must be turned off so that the cistern can be filled in exactly 16 hours? 1. 14 hr 2. 8 hr 3. 6 hr 4. 10 hr None of these 5.

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