document.write( "Question 843582: What quantity of a 80% acid solution must be mixed with a 30% solution to produce 200 mL of a 45% solution? \n" ); document.write( "

Algebra.Com's Answer #508250 by richwmiller(17219) $\"\"$ $\"About$

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a+b=200,
\n" ); document.write( ".8a+.3b=.45*200
\n" ); document.write( "a=60, b=140 \n" ); document.write( "

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