homestay management

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Time & Work Questions

  • Numerical Ability - Time & Work
Question

A tap can fill a tank in 6 hours. After half the tank is filled, three more similar taps are opened. What is the total time taken to fill the tank completely ?

  • A) 3 hrs 15 min
  • B) 3 hrs 45 min
  • C) 4 hrs
  • D) 4 hrs 15 mins
  • E) None of these
Solution
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