document.write( "Question 936149: How much water must be added to 400L of mixture that is 80% alcohol to reduce it to a 60% mixture? \n" ); document.write( "
Algebra.Com's Answer #569591 by josgarithmetic(39618)\"\" \"About 
You can put this solution on YOUR website!
http://www.algebra.com/my/Two-Part-Mixture-with-one-material-quantity-unknown.lesson?content_action=show_dev\r
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\n" ); document.write( "\n" ); document.write( "The lesson explains thoroughly how this works.
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