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A leak in the bottom of a tank can empty the full tank in 7 hours. A tap bringing in 6 litres per minute is opened, and the full tank now empties in 12 hours. What is the capacity of the tank?

Competition practicePipes & Cisterns
  • A8,640 L
  • B3,024 L
  • C6,048 L
  • D5,040 L

Step-by-Step Solution

Per hour the tap fills of the tank. It brings L/h, so capacity L.
Answer: C) 6,048 L

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