document.write( "Question 941477: How many liters of a 4% solution of salt should be added to a 24% solution in order to obtain 680 liters of a 9% solution? \n" ); document.write( "
Algebra.Com's Answer #573907 by josgarithmetic(39617)\"\" \"About 
You can put this solution on YOUR website!
Best advice is follow this plan:\r
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\n" ); document.write( "\n" ); document.write( "Mixing two concentrations for known amount of mixture
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