document.write( "Question 866871: 3 litres of water is added to 15 litres of a mixture of a 20% solution of alcohol in water. the strenght of alcohol is mow \n" ); document.write( "
Algebra.Com's Answer #523288 by josgarithmetic(39620)\"\" \"About 
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The concentration is changed by a factor of \"%2815%2F18%29=5%2F6\". \n" ); document.write( "
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