document.write( "Question 349626: How many liters of a 10% alcohol solution should be mixed with 12 liters of a 20% alcohol solution to obtain a 15% alcohol solution. \n" ); document.write( "
Algebra.Com's Answer #249921 by Alan3354(69443)\"\" \"About 
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How many liters of a 10% alcohol solution should be mixed with 12 liters of a 20% alcohol solution to obtain a 15% alcohol solution.
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\n" ); document.write( "15% is the midpoint, or average, so it's equal amounts.
\n" ); document.write( "--> 12 liters
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