document.write( "Question 940989: a chemist has one solution that is 20% saline and a second that is 65% saline. How many gallons of each should be mixed together to get 120 gallons of a solution that is 50% saline.
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Algebra.Com's Answer #573558 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! a chemist has one solution that is 20% saline and a second that is 65% saline. How many gallons of each should be mixed together to get 120 gallons of a solution that is 50% saline. \n" ); document.write( "================= \n" ); document.write( "t = 20% \n" ); document.write( "s = 65% \n" ); document.write( "--- \n" ); document.write( "t + s = 120 (total solution) \n" ); document.write( "20t + 65s = 120*50 (total salt) \n" ); document.write( "--- \n" ); document.write( "Solve for t & s \n" ); document.write( " |