document.write( "Question 662563: How much water must be added to a 20 quarts of a 12% alcohol solution to dilute it to a 9% solution? \n" ); document.write( "
Algebra.Com's Answer #471234 by modi.kk91(20)![]() ![]() You can put this solution on YOUR website! by allegation and mixture formula\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " o% 12%\r \n" ); document.write( "\n" ); document.write( " 9% \r \n" ); document.write( "\n" ); document.write( " 12-9=3 and 9-0=9 \n" ); document.write( " ratio=3:9=1:3\r \n" ); document.write( "\n" ); document.write( " 1:3::x:20\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " x=20/3 \n" ); document.write( " |