A Water Tank Can Be Filled in 24 Hours by an Inlet

question 184

Multiple Choice

A water tank can be filled in 24 hours by an inlet pipe and emptied in 33 hours by an outlet pipe. How long will it take to fill the tank if both pipes are left open?

• A) 29 hours
• B) 88 hours
• C) 57 hours
• D) 66 hours
• E) 33 hours