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QUESTION
Q
Pipe A can fill the tank in 20 mints and Pipe B in 30 mints and Pipe C can empty the same tank in 40 mints. If all of...
Solution
Level of tank filled by pipe A in 1 minute is = 1/20
Level of tank filled by pipe B in 1 minute is = 1/30
Level of tank emptied by pipe C in...
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