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3317

Q:

A water reservoir has two inlets and one outlet. Through the inlet it can be filled in 3 hours and 3 hours 45 minutes respectively. It can be emptied completely in 1 hour by the outlet. If the two inlets are opened at 01 : 00 pm and 02 : 00 pm respectively and the outlet at 03 : 00 pm then it will be emptied at : 

  • 1
    05 : 55 pm
  • 2
    05 : 00 pm
  • 3
    05 : 20 pm
  • 4
    05 : 30 pm
  • Show Answer
  • Workspace

Answer : 3. "05 : 20 pm "

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