Mathematics · Time and Work
Compare the two quantities and choose the correct option: Quantity I: A tank can be filled by an inlet pipe in 15 hours and emptied by an outlet pipe in 20 hours. If both pipes are opened simultaneously, in how many hours will the empty tank be completely filled? Quantity II: A cistern can be filled by an inlet pipe in 12 hours and emptied by a leak in 18 hours. If both the pipe and the leak are working together, in how many hours will the empty cistern be completely filled?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Quantity I > Quantity II✓
- 2Quantity I = Quantity II or Relation cannot be established
- 3Quantity I < Quantity II
- 4Quantity I ≥ Quantity II
Correct answer
Quantity I > Quantity II
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