How Many Tap can Fill Tank in the 15 Minutes? If

Having the same capacity 9 taps fill up a water tank in 20 minutes. How many taps of the same capacity required to fill up the same water tank in 15 minutes?

  1. 10
  2. 12
  3. 15
  4. 18
Manish Listener Asked on 9th July 2015 in Maths.
Add Comment
  • 1 Answer(s)

    Answer: (2) 12
    Explanation:-
    Formula-
    T1N1 = T2N2
    Where, T = time    and N = number of taps
    Then, T1 = 20 minutes,    N1 = 9,        T2 = 15 minutes      and    N2 = ?
    9 x 20 = 15 x N2
    N2 = 9 x 20/15
    N2 = 12
    Hence, the answer (2) 12.

    Anurag Mishra Professor Answered on 10th July 2015.
    Add Comment
  • Your Answer

    By posting your answer, you agree to the privacy policy and terms of service.