document.write( "Question 897260: How much pure alcohol should be added to 25 liters of 16% alcohol to increase the concentration to 60%? \n" ); document.write( "
Algebra.Com's Answer #544051 by josgarithmetic(39618)\"\" \"About 
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Pure alcohol is 100% alcohol.\r
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\n" ); document.write( "\n" ); document.write( "Mixture: one material quantity unknown - http://www.algebra.com/my/Two-Part-Mixture-with-one-material-quantity-unknown.lesson?content_action=show_dev
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