document.write( "Question 352057: To conduct a new experiment, a scientist needs a 33% salt water solution. How much of a 20.5% solution must be mixed with 30 quarts of a 38% solution to get the proper solution? \n" ); document.write( "
Algebra.Com's Answer #251559 by Fombitz(32388)\"\" \"About 
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Let \"A\" be the amount of 20.5% solution.
\n" ); document.write( "\"20.5%28A%29%2B38%2830%29=33%28A%2B30%29\"
\n" ); document.write( "\"20.5A%2B1140=33A%2B990\"
\n" ); document.write( "\"12.5A=150\"
\n" ); document.write( "\"A=12\" quarts
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