6. A tank contains 40 liters of a chemical solution prepared by dissolving 80 g of a soluble substance in fresh water. Fluid containing 2 g of this substance per liter runs in at the rate of 3 l/min and the well-stirred mixture runs out at the same rate. Find the amount of substance in the tank after 20 minutes.
6. A tank contains 40 liters of a chemical solution prepared by dissolving 80 g of a soluble substance in fresh water. Fluid containing 2 g of this substance per liter runs in at the rate of 3 l/min and the well-stirred mixture runs out at the same rate. Find the amount of substance in the tank after 20 minutes.
Algebra: Structure And Method, Book 1
(REV)00th Edition
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Chapter12: Quadratic Functions
Section12.6: Solving Problems Involving Quadratic Equations
Problem 1.3E
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