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A water tank


Best Answer plasmid, 31 July 2014 - 03:17 PM

Spoiler for using differential equations

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#1 BMAD

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Posted 26 July 2014 - 04:02 PM

A tank contains 10 kg of salt dissolved in 3000 L of water. Brine containing 0.05 kg of salt per liter of water enters the tank at a rate of 10 L/min. The solution is kept thoroughly mixed and drains from the tank at a rate of 5 L/min. How much salt is in the tank after 1 hour?
 

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#2 wolfgang

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Posted 26 July 2014 - 06:12 PM

Spoiler for I think


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#3 antel0pe

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Posted 27 July 2014 - 09:55 AM

Spoiler for I think

 

Can I ask how did you come about the answer?


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#4 dgreening

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Posted 29 July 2014 - 02:15 PM

The elegant solution would include integrals, but...

Spoiler for

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#5 plasmid

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Posted 31 July 2014 - 03:17 PM   Best Answer

Spoiler for using differential equations


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#6 dgreening

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Posted 07 August 2014 - 03:03 PM

Nicely done plasmid!
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