document.write( "Question 1027839: how many quarts of a 20% salt solution must a chemist mix with a 40% to make 40 quarts of a 25% salt solution? \n" ); document.write( "
Algebra.Com's Answer #643040 by Alan3354(69443)\"\" \"About 
You can put this solution on YOUR website!
how many quarts of a 20% salt solution must a chemist mix with a 40% to make 40 quarts of a 25% salt solution?
\n" ); document.write( "------------
\n" ); document.write( "t = amount of 20%
\n" ); document.write( "f = amount of 40%
\n" ); document.write( "---
\n" ); document.write( "t + f = 40 --- (total solution)
\n" ); document.write( "20t + 40f = 25*(t+f) --- (total salt)
\n" ); document.write( "
\n" ); document.write( "
\n" );