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Q: Two pipes A and B can fill a tank in 24 hours and 30 hours respectively. If both the pipes are opened simultaneously in the empty tank, how much time will be take by them to fill it ?
  • A. 13 H 20 m/13 घण्टे 20 मिनट
  • B. 13 H 15 m/13 घण्टे 15 मिनट
  • C. 13 H 10 m/13 घण्टे 10 मिनट
  • D. 13 H 40 m/13 घण्टे 40 मिनट
Correct Answer: Option A -
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Explanations:

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