document.write( "Question 1196169: A tank contains 40L of a mixture of plant fertilizer and water in which 20% of the mixture is fertilizer. How much of the mixture should be drained and replaced by an equal amount of water to dilute the mixture to 15% fertilizer \n" ); document.write( "

Algebra.Com's Answer #828882 by josgarithmetic(39617) $\"\"$ $\"About$

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