document.write( "Question 1184175: how many quarts of pure antifreeze must be added to 4 quarts of a 50% antifreeze solution to obtain a 60% antifreeze solution? (hint: pure antifreeze is 100% antifreeze) round to nearest tenth as needed. \n" ); document.write( "
Algebra.Com's Answer #814709 by josgarithmetic(39618)\"\" \"About 
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\"100%2AQ%2B50%2A4=60%28Q%2B4%29\"\r
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