Pipes & Cisterns

Dear Reader, Below you will find important formulas of pipes & cisterns problems. Following that you will find solved questions. These questions will help you in preparation for all bank exams including IBPS, SBI, RRB and other banks. Inlet: A...
Question 1 A pipe P alone can fill a tank in 5 hours and pipe Q alone can fill the same tank in 10 hours. If both P and Q are opened together then find the time taken to fill the tank. a)2 hours b)5 1/5 hours c)3 1/3 hours d)4 hours Answer : c)3 1/3...
Question 1 Two taps can fill a cistern in 30 and 40 minutes respectively. If both the taps are opened simultaneously then the approximate time taken to fill the cistern is: a) 17 minutes b) 12 minutes c) 19 minutes d) 21 minutes Answer : a) 17...
Question 1 Two taps X and Y filled a tank in 22 and 34 minutes respectively. If both X and Y are switched simultaneously then after how much time will the tank get filled? a) 11 1/14 minutes b) 9 3/14 minutes c) 13 5/14 minutes d) 8 3/14 minutes...
Question 1 Two pipes X and Y together can fill a tank in 72 minutes. If the size of the pipe X is thrice as Y then Y alone can fill the tank in: a) 5 hours and 12 minutes b) 3 hours and 56 minutes c) 4 hours and 48 minutes d) none of these Answer :...
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