document.write( "Question 262954: A Chemist has two solutions of alcohol. One has a 24% concentration and the other has a 40% solution. How many liters of EACH solution must be mixed to obtain 120 liters of a 30% solution? \n" ); document.write( "
Algebra.Com's Answer #193705 by mananth(16946)![]() ![]() You can put this solution on YOUR website! A Chemist has two solutions of alcohol. One has a 24% concentration and the other has a 40% solution. How many liters of EACH solution must be mixed to obtain 120 liters of a 30% solution?\r \n" ); document.write( "\n" ); document.write( "Soln1 soln2 mix \n" ); document.write( "24% 40% 30% \n" ); document.write( "X 120-x 120\r \n" ); document.write( "\n" ); document.write( "0.24x+0.4(120-x)=0.3*120\r \n" ); document.write( "\n" ); document.write( "0.24x+48-0.4x=36 \n" ); document.write( "-0.16x=-12 \n" ); document.write( "X=12/0.16\r \n" ); document.write( "\n" ); document.write( "X= 75 liters the other will be 45 liters \n" ); document.write( " \n" ); document.write( " |