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Question: A tank can be filled by a pipe in 10 hours and emptied by another pipe in 15 hours. If bot..
Question: Two pipes can fill a tank in 9 hours and 12 hours respectively. If both pipes are opened t..
Question: If a tank can be filled by a pipe in 8 hours and emptied by another pipe in 12 hours, how ..
Question: A tank can be filled by a pipe in 6 hours and emptied by another pipe in 4 hours. If both ..
Question: A tank is filled by two pipes A and B in 15 hours and 25 hours respectively. If both pipes..
Question: A tank can be filled by a pipe in 9 hours and emptied by another pipe in 18 hours. If both..
Question: A tank is filled by two pipes in 12 hours and 15 hours respectively. If the first pipe is ..
Question: Pipe A can fill a tank in 15 hours, and pipe B can fill the same tank in 20 hours. If both..
Question: If pipe A can fill a tank in 10 hours and pipe B can fill it in 15 hours, how long will it..
Question: A tank can be filled by a pipe in 25 hours and emptied by another pipe in 50 hours. If bot..
Question: Pipe A can fill a tank in 6 hours, while pipe B can empty it in 4 hours. If both pipes are..
Question: A pipe can fill a tank in 5 hours, and a second pipe can fill the same tank in 10 hours. I..
Question: If a tank can be filled by a pipe in 20 hours and emptied by another pipe in 30 hours, how..
Question: A tank can be filled by a pipe in 4 hours and emptied by another pipe in 6 hours. If both ..
Question: A tank is filled by two pipes A and B in 15 hours and 20 hours respectively. If both pipes..
Question: Pipe A can fill a tank in 6 hours, while pipe B can fill it in 9 hours. If both pipes are ..
Question: A tank can be filled by a pipe in 12 hours and emptied by another pipe in 18 hours. If bot..
Question: Two pipes can fill a tank in 10 hours and 15 hours respectively. If the first pipe is open..
Question: A tank can be filled by a pipe in 25 minutes and emptied by another pipe in 50 minutes. If..
Question: Pipe A can fill a tank in 6 hours, while pipe B can fill it in 4 hours. If both pipes are ..
Question: A tank is filled by two pipes in 15 and 20 minutes respectively. If both pipes are opened ..
Question: Two pipes can fill a tank in 10 hours and 15 hours respectively. If both pipes are opened ..
Question: A tank can be filled by a pipe in 6 hours and emptied by another pipe in 9 hours. If both ..
Question: If a tank can be filled by a pipe in 25 minutes and emptied by another pipe in 50 minutes,..
Question: A tank is filled by two pipes in 8 hours and 12 hours respectively. If both pipes are open..
Question: If a pipe can fill a tank in 20 minutes and another pipe can empty it in 30 minutes, how l..
Question: A tank can be filled by a pipe in 40 minutes and emptied by another pipe in 60 minutes. If..
Question: If a pipe can fill a tank in 25 minutes and another pipe can empty it in 50 minutes, how l..
Question: A tank is filled by two pipes in 12 hours and 16 hours respectively. If both pipes are ope..
Question: Pipe A can fill a tank in 15 hours, while pipe B can fill it in 10 hours. If both pipes ar..