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A tank contains 200 liters of fresh water. Brine containing 2.5 N/L of dissolved salt runs into the tank at the rate of 8 L/min and the mixture kept uniform by stirring runs out at 4 liters/min. What is the amount of salt when the tank contains 320 liters of brine?

A tank contains 200 liters of fresh water. Brine containing 2.5 N/L of dissolved salt runs into the tank at the rate of 8 L/min and the mixture kept uniform by stirring runs out at 4 liters/min. What is the amount of salt when the tank contains 320 liters of brine?

Advanced Engineering Mathematics
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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A tank contains 200 liters of fresh water. Brine containing 2.5 N/L of dissolved salt runs into the tank at the rate of 8 L/min and the mixture kept uniform by stirring runs out at 4 liters/min. What is the amount of salt when the tank contains 320 liters of brine? 487.5 N 287.5 N 387.5 N 416.7 N
Transcribed Image Text:A tank contains 200 liters of fresh water. Brine containing 2.5 N/L of dissolved salt runs into the tank at the rate of 8 L/min and the mixture kept uniform by stirring runs out at 4 liters/min. What is the amount of salt when the tank contains 320 liters of brine? 487.5 N 287.5 N 387.5 N 416.7 N
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