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Q: Pipe A and B together can fill a tank in 16 hours, whereas pipe C alone can empty the full tank in 24 hours. A and B were opened together for 10 hours and then closed. Pipe C was then opened. The tank will now be emptied by C in:
  • A. 12 hours
  • B. 15 hours
  • C. 18 hour
  • D. 10 hours
Correct Answer: Option B -
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Explanations:

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