document.write( "Question 727364: determine the percentage of a solution obtained by mixinng 300g of a 25% and 400g of a 40% solution \n" ); document.write( "
Algebra.Com's Answer #445069 by josgarithmetic(39617)\"\" \"About 
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How much mass of dissolved matter?
\n" ); document.write( "How much mass of resulting solution?
\n" ); document.write( "Ratio !\r
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\n" ); document.write( "\n" ); document.write( "Dissolved stuff, \"300%2A0.25%2B400%2A0.40\" grams.\r
\n" ); document.write( "\n" ); document.write( "Solution finished, \"300%2B400\" grams.\r
\n" ); document.write( "\n" ); document.write( "Percent, ratio*100.
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