document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1142753>Question 1142753</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Antifreeze 1 is 18% alcohol and Antifreeze 2 is 10% alcohol. How many liters of 1 should be mixed with 7.5L of Antifreeze 2to get a mix that's 15% alcohol? </SPAN>\n" );
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document.write( "15% is 5/8 of the way from 10% to 18%.<br><BR>\n" );
document.write( "That means 5/8 of the total should be the 18% antifreeze.<br><BR>\n" );
document.write( "Given that the 7.5L of the 18% antifreeze is 5/8 of the total, use any of a number of methods to determine that we need 4.5L of the 10% antifreeze.<br><BR>\n" );
document.write( "ANSWER: 4.5L of the 10% antifreeze should be mixed with the 7.5L of 18% antifreeze. </SPAN>\n" );
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