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Word Problem

  • Thread starter step1536
  • Start date
  • #1
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Homework Statement





Homework Equations





The Attempt at a Solution


A tank contains 4000L of pure water. Brine that contains 30g of salt per liter of water is pumped into the tank at a rate of 25L/min. Show that the concentration of salt after t minutes (in grams per liter) is C(t) = 30t/160+t

What happens to the concentration as t --> infinity
lim C(t)= ____________g/L
t --> infinity
 

Answers and Replies

  • #2
lanedance
Homework Helper
3,304
2
any ideas - you should show your attempt
 

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