document.write( "Question 481282: How much of an 80% solution has to be added to a 20% solution to make 960 mL of a 50% solution? \n" ); document.write( "
Algebra.Com's Answer #329569 by jorel1380(3719)\"\" \"About 
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.80p+.20(960-p)=960(.50)
\n" ); document.write( ".8p+192-.2p=480
\n" ); document.write( ".6p=288
\n" ); document.write( "p=288/.6=480
\n" ); document.write( "960-p=480
\n" ); document.write( "You need 480 ml of 80% solution to mix with 480 ml of 20% solution to make your mixture..
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