document.write( "Question 440479: How many liters of a 10% alcohol solution must be mixed with 20 litres of a 90% solution to get a 60% solution? \n" ); document.write( "

Algebra.Com's Answer #304268 by rwm(914) $\"\"$ $\"About$

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x+20=20+x
\n" ); document.write( ".1x+.9*20=.6(20+x)
\n" ); document.write( "x=12
\n" ); document.write( "use 12 liters of 10%
\n" ); document.write( "check
\n" ); document.write( ".1*12+.9*20=.6*32\r
\n" ); document.write( "\n" ); document.write( "true
\n" ); document.write( " \n" ); document.write( "

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