document.write( "Question 360204: Two solutions of salt water contain 0.09% and 0.25% salt respectively. A lab technician wants to make 1 liter of solution which contains 0.19% salt. How much of each solution should she use? \r
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Algebra.Com's Answer #257030 by checkley77(12844)\"\" \"About 
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.25X+.09(1-X)=.19*1
\n" ); document.write( ".25X+.09-.09X=.19
\n" ); document.write( ".16X=.19-.09
\n" ); document.write( ".16X=.10
\n" ); document.write( "X=.10/.16
\n" ); document.write( "X=.625 L. OF 25% SOLUTION IS USED.
\n" ); document.write( "1=.625-.375 L. OF 9% SOLUTION IS USED.
\n" ); document.write( "PROOF:
\n" ); document.write( ".25*.625+.09*.375=.19*1
\n" ); document.write( ".15625+.03375=.19
\n" ); document.write( ".19=.19
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