document.write( "Question 933541: A scientist has two solutions, which she has labeled Solution A and Solution B. Each contains salt. She knows that Solution A is
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document.write( "70%
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document.write( " salt and Solution B is
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document.write( "95%
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document.write( " salt. She wants to obtain
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document.write( "30
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document.write( " ounces of a mixture that is
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document.write( "80%
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document.write( " salt. How many ounces of each solution should she use? \n" );
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Algebra.Com's Answer #566867 by mananth(16946)![]() ![]() You can put this solution on YOUR website! percent ---------------- quantity \n" ); document.write( "salt solution I 70.00% ---------------- x ounces \n" ); document.write( "salt solution II 95.00% ------ 30 - x ounces \n" ); document.write( "Mixture 80.00% ---------------- 30 \n" ); document.write( "Total 30 ounces \n" ); document.write( "70.00% x + 95.00% ( 30 - x ) = 80.00% * 30 \n" ); document.write( "70 x + 95 ( 30 - x ) = 2400 \n" ); document.write( "70 x + 2850 - 95 x = 2400 \n" ); document.write( "70 x - 95 x = 2400 - -2850 \n" ); document.write( "-25 x = -450 \n" ); document.write( "/ -25 \n" ); document.write( " x = 18 ounces 70.00% salt solution I \n" ); document.write( " 12 ounces 95.00% salt solution II \n" ); document.write( " \n" ); document.write( "m.ananth@hotmail.ca \n" ); document.write( " \n" ); document.write( " |