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Q: A tap can fill a tank completely in 1 hour 30 min but due to leakage in the tank it takes 2 hours and 15 minutes. What time will be taken to empty the tank due to leakage?
  • A. 45 minute
  • B. 4 hours 30 minute
  • C. 1 hours 30 minute
  • D. 2 hours 45 minute
Correct Answer: Option B -
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Explanations:

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