document.write( "Question 442341: Two solutions of salt water contain 0.05% and 0.15% salt respectively. A lab technician wants to make 1 liter of solution which contains 0.07% salt. How much of each solution should she use? \n" ); document.write( "
Algebra.Com's Answer #305100 by rwm(914)![]() ![]() ![]() You can put this solution on YOUR website! x+y=1 \n" ); document.write( ".0005x+.0015y=.0007 \n" ); document.write( "x=.8 .05% \n" ); document.write( "y=.2 .15% \n" ); document.write( "Do you mean 15% and 5% and 7% \n" ); document.write( "15%=.15 \n" ); document.write( "5%=.05 \n" ); document.write( "7%=.07 \n" ); document.write( "whereas \n" ); document.write( ".15%=.0015 \n" ); document.write( ".05%=.0005 \n" ); document.write( ".07%=.0007 \n" ); document.write( " |