document.write( "Question 67216This question is from textbook Advanced mathematics
\n" ); document.write( ": Four thousand liters of solution was available that was 92% alcohol. How many liters of alcohol had to be extracted so that the solution would be only 80% alcohol? \n" ); document.write( "
Algebra.Com's Answer #47790 by stanbon(75887)\"\" \"About 
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Four thousand liters of solution was available that was 92% alcohol. How many liters of alcohol had to be extracted so that the solution would be only 80% alcohol?
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\n" ); document.write( "Four thousand liters of solution was available that was 92% alcohol. How many liters of alcohol had to be extracted so that the solution would be only 80% alcohol?
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\n" ); document.write( "92% solution DATA:
\n" ); document.write( "Amount = 4000 liters ;amount of alcohol= 0.92(4000)=3680 liters
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\n" ); document.write( "100% alcohol DATA:
\n" ); document.write( "Amount = x liters ; amount of alcohol = x liters
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\n" ); document.write( "80% solution DATA:
\n" ); document.write( "Amount = 4000-x liters ; amount of alcohol = 0.80(4000-x)=3200-.08x liters
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\n" ); document.write( "EQUATION:
\n" ); document.write( "alcohol - alcohol = alcohol
\n" ); document.write( "3680 - x = 3200-0.08x
\n" ); document.write( "480=0.92x
\n" ); document.write( "x=521.74 liters
\n" ); document.write( "Amount of alcohol that must be removed is 521.74 liters.
\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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