document.write( "Question 636254: A solution of 61% bleach is to be mixed with a solution of 27% bleach to make 68 gallons of a 44% solution. How many gallons of each should be used?\r
\n" );
document.write( "\n" );
document.write( " \n" );
document.write( "
Algebra.Com's Answer #400964 by Maths68(1474)![]() ![]() You can put this solution on YOUR website! Solution A \n" ); document.write( "=========== \n" ); document.write( "Amount = x gallons \n" ); document.write( "Concentration = 61%=0.61\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Solution B \n" ); document.write( "=========== \n" ); document.write( "Amount = 68-x \n" ); document.write( "Concentration = 27%=0.27\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Mixture \n" ); document.write( "======= \n" ); document.write( "Amount = 68 gallons \n" ); document.write( "Concentration = 44% = 0.44\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "(Amount of Solution A)(Concentration of Solution A)+(Amount of Solution B)(Concentration of Solution B)=(Amount of Mixture)(Concentration of Mixture) \n" ); document.write( "(x)(0.61)+(68-x)(0.27)=(68)(0.44) \n" ); document.write( "0.61x+18.36-0.27x=29.92 \n" ); document.write( "0.34x+18.36=29.92 \n" ); document.write( "0.34x=29.92-18.36 \n" ); document.write( "0.34x=11.56 \n" ); document.write( "0.34x/0.34=11.56/0.34 \n" ); document.write( "x=34\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Solution A \n" ); document.write( "=========== \n" ); document.write( "Amount = x = 34 gallons \n" ); document.write( "Concentration = 61%=0.61 \n" ); document.write( "Solution B \n" ); document.write( "=========== \n" ); document.write( "Amount = 68-x = = 68-34 = 34 gallons \n" ); document.write( "Concentration = 27%=0.27 \n" ); document.write( "Mixture \n" ); document.write( "======= \n" ); document.write( "Amount = 68 gallons \n" ); document.write( "Concentration = 44% = 0.44\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " 34 gallons of each should be used. \n" ); document.write( " |