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Q: A tank normally gets filled in 8 hours, but due to leakage in its surface, it takes two hour more to get filled. If the tank is full, then the leakage will empty it in ____?
  • A. 20 hours
  • B. 40 hours
  • C. 30 hours
  • D. 10 hours
Correct Answer: Option B -
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Explanations:

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