The Leak can Empty the Tank in, If

A pump can fill a tank with water in 2 hours. But because of a leak in the tank it takes 7/3 hours to fill the tank. The leak can empty the tank in

  1. 7/3 hours
  2. 7 hours
  3. 8 hours
  4. 14 hours
Monis Rasool Professor Asked on 9th June 2015 in Maths.
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1 Answer(s)

Answer: (4) 14 hours
Explanation:-
A pump can fill a tank = 2 hours
and leak in the tank then it takes time to fill the tank = 7/3 hours

Therefore, the leak can empty the tank = 1 /2 – 3/7
= (7 – 6)/14 = 1/14

Hence, The leak can empty tank in 14 hours.

Anurag Mishra Professor Answered on 9th June 2015.
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