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Pipe A can fill a cistern In 6 hours and pipe B can 1111 it in 8 hours. Both the pipes are opened and after two hours, pipe A is closed. How much time will B take to fill the remaining part of the tank? |
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Answer» Pipe A can fill a cistern In 6 hours and pipe B can 1111 it in 8 hours. Both the pipes are opened and after two hours, pipe A is closed. How much time will B take to fill the remaining part of the tank? |
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