document.write( "Question 940048: How much water must be evaporated from 15 qt of a 65% antifreeze solution to produce a 75% solution? \n" ); document.write( "
Algebra.Com's Answer #572855 by josgarithmetic(39618)\"\" \"About 
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x, how much volume to remove\r
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\n" ); document.write( "\n" ); document.write( "\"15%2A65%2F%2815-x%29=75\"\r
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\n" ); document.write( "\n" ); document.write( "The amount of antifreeze pure material does not change but the total 'mixture' volume does change, loosing water and increasing antifreeze concentration.
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