document.write( "Question 62496: One type of gasohol is 10% alcohol and another type is 35% alcohol. How much of each type must be mixed to obtain 400 gallons of a 25% alcohol mixture? \n" ); document.write( "
Algebra.Com's Answer #43240 by stanbon(75887)\"\" \"About 
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One type of gasohol is 10% alcohol and another type is 35% alcohol. How much of each type must be mixed to obtain 400 gallons of a 25% alcohol mixture?
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\n" ); document.write( "Let amount of 10% solution be \"x\" gallons; this has 0.10x gals. of alcohol
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\n" ); document.write( "Amount of 35% solution is \"400-x\" gallons; this has 0.35(400-x)=140-0.35x gals
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\n" ); document.write( "EQUATION:
\n" ); document.write( "alcohol + alcohol = 25%(400) gallons
\n" ); document.write( "0.10x+140-0.35x=100
\n" ); document.write( "-0.25x=-40
\n" ); document.write( "x=160 gallons (amount of 10% solution)
\n" ); document.write( "400-x=240 gallons (amount of 35% solution)
\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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