- Two inlet pipes A and B can fill anempty cistern in 22 and 33 h,resp – InterviewSolution

1.	- Two inlet pipes A and B can fill anempty cistern in 22 and 33 h,respectively. They are switched ONtogether but pipe B had to be closed7 h before the cistern was full. Howmany hours in all did it take the twopipes to fill the cistern?
Answer» (9h+7h)=16h was taken by the two pipes to fill the cistern

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