in Numerical Ability retagged by
23 views
0 votes
0 votes

It takes $30$ minutes to empty a half-full tank by draining it at a constant rate. It is decided to simultaneously pump water into the half-full tank while draining it. What is the rate at which water has to be pumped in so that it gets fully filled in $10$ minutes?

  1. $4$ times the draining rate
  2. $3$ times the draining rate
  3. $2.5$ times the draining rate
  4. $2$ times the draining rate
in Numerical Ability retagged by
by
15.8k points
23 views

Please log in or register to answer this question.

Answer:
Ask
Welcome to GO Electronics, where you can ask questions and receive answers from other members of the community.