document.write( "Question 1024013: A 20% alcohol solution is mixed with a 35% alcohol solution to obtain 60 fluid ounces of 25% alcohol solution. How many fluid ounces of each are needed? \n" ); document.write( "
Algebra.Com's Answer #639502 by josgarithmetic(39618)\"\" \"About 
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u quantity of 20% alcohol
\n" ); document.write( "v quantity of 35% alcohol\r
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\n" ); document.write( "\n" ); document.write( "\"system%28%2820u%2B35v%29%2F60=25%2Cu%2Bv=60%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"%284u%2B7v%29%2F60=5\"
\n" ); document.write( "\"4u%2B7v=300\"
\n" ); document.write( "Use substitution from the volume sum equation:
\n" ); document.write( "\"4%2860-v%29%2B7v=300\"
\n" ); document.write( "\"240-4v%2B7v=300\"
\n" ); document.write( "\"3v%2B240=300\"
\n" ); document.write( "\"3v=60\"
\n" ); document.write( "\"highlight%28v=20%29\", twenty fluid ounces of the 35% alcohol;
\n" ); document.write( "and from this,
\n" ); document.write( "\"highlight%28u=40%29\", fourty fluid ounces of the 20% alcohol.
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