document.write( "Question 509842: how much water must be evaporated from 300 ounces of 12% salt solution to obtain a 15% salt solution? \n" ); document.write( "
Algebra.Com's Answer #341639 by Alan3354(69443)\"\" \"About 
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how much water must be evaporated from 300 ounces of 12% salt solution to obtain a 15% salt solution?
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\n" ); document.write( "300*0.12 = 36 oz of salt
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\n" ); document.write( "36 oz is 15%, water is 85%
\n" ); document.write( "Total solution = 36/0.15 = 240 oz
\n" ); document.write( "300 - 240 = 60 oz of water to evaporate.
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