. A tank contains 100 gal of brine made by dissolving 80 pounds of salt in water. Pure water runs into the tank at the rate of 4 gal/min, and the well-stirred mixture runs out at the same rate. Find (a) the amount of salt in the tank at any timet and (b) the time required for half the salt to leave the tank.

. A tank contains 100 gal of brine made by dissolving 80 pounds of salt in water. Pure water runs into the tank at the rate of 4 gal/min, and the well-stirred mixture runs out at the same rate. Find (a) the amount of salt in the tank at any timet and (b) the time required for half the salt to leave the tank.

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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