How Many Time Taken by Pipe A and B ? If

Pipe A can fill a tank in 4 hours and pope B can fill it in 6 hours. If they are opened on alternate hours and if pipe A is opened first then in how many hours, the tank shall be full?

  1. 3.5
  2. 3.25
  3. 4.5
  4. 14/3

 

Anurag Mishra Professor Asked on 14th August 2015 in Maths.
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  • 1 Answer(s)

    4. 14/3

    NarmadeshwarSingh Newbie Answered on 16th August 2015.
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