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A tank contains 100 gallons of brine made by dissolving 60 pounds of salt in water. Salt water ontaining 1 pound of salt per gallon runs in at the rate of 2 gal/min, and the mixture, kept unifom y stirring runs out at the rate of 3 gal/min. Find the amount of salt in the tank at the end of 1 pur.

A tank contains 100 gallons of brine made by dissolving 60 pounds of salt in water. Salt water ontaining 1 pound of salt per gallon runs in at the rate of 2 gal/min, and the mixture, kept unifom y stirring runs out at the rate of 3 gal/min. Find the amount of salt in the tank at the end of 1 pur.

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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1. A tank contains 100 gallons of brine made by dissolving 60 pounds of salt in water. Salt water containing 1 pound of salt per gallon runs in at the rate of 2 gal/min, and the mixture, kept unifom by stirring runs out at the rate of 3 gal/min. Find the amount of salt in the tank at the end of 1 hour.
Transcribed Image Text:1. A tank contains 100 gallons of brine made by dissolving 60 pounds of salt in water. Salt water containing 1 pound of salt per gallon runs in at the rate of 2 gal/min, and the mixture, kept unifom by stirring runs out at the rate of 3 gal/min. Find the amount of salt in the tank at the end of 1 hour.
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