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2303

Q:

One fill pipe A takes 3 minutes more to fill the cistern than two fill pipes A and B opened together to fill it. Second fill pipe B takes $$ {21{1\over 3}}$$ minutes more to fill cistern than two fill pipes A and B opened together to fill it. When will the cistern be full if both pipes are opened simultaneously?

  • 1
    7 minutes
  • 2
    16 minutes
  • 3
    8 minutes
  • 4
    10 minutes
  • 5
    12 minutes
  • Show Answer
  • Workspace

Answer : 3. "8 minutes"

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