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Unformatted text preview: MthSc 208 (Spring 2011) Worksheet 2c MthSc 208: Differential Equations (Spring 2011) In-class Worksheet 2c: Mixing problems
NAME: Write down an initial value problem for each of the following mixing problems. 1. A tank contains 100 gallons of water, in which 20 oz of salt is dissolved. Water with a concentration of 3 oz/gal flows into the tank at a rate of 5 gal/min, and water drains from the tank at the same rate. 2. A tank contains 100 gallons of salt water that has a salt concentration of 1 oz/gal. Fresh water flows into the tank at a rate of 5 gal/min, and water drains from the tank at 7 gal/min. Written by M. Macauley 1 ...
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