4) A tank contains 20 kg of salt dissolved in 5,000 liters of water. Brine that contains 0.03 kg of salt per liter of water enters the tank at a rate of 25 liters per minute. The solution is kept thoroughly mixed and drains from the tank at the same rate. How much salt stays in the tank after half an hour?

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
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4) A tank contains 20 kg of salt dissolved in 5,000 liters of water. Brine that contains
0.03 kg of salt per liter of water enters the tank at a rate of 25 liters per minute. The
solution is kept thoroughly mixed and drains from the tank at the same rate. How
much salt stays in the tank after half an hour?
Transcribed Image Text:4) A tank contains 20 kg of salt dissolved in 5,000 liters of water. Brine that contains 0.03 kg of salt per liter of water enters the tank at a rate of 25 liters per minute. The solution is kept thoroughly mixed and drains from the tank at the same rate. How much salt stays in the tank after half an hour?
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