document.write( "Question 971132: Metal A contains 81% tin and 5% copper.
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document.write( "Metal B contains 1% tin and 20% copper.
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document.write( "What is the ratio metals A and B need to be combined in to get a mixture that is 3:1 tin to copper? \n" );
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Algebra.Com's Answer #593687 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Metal A contains 81% tin and 5% copper. \n" ); document.write( "Metal B contains 1% tin and 20% copper. \n" ); document.write( "What is the ratio metals A and B need to be combined in to get a mixture that is 3:1 tin to copper? \n" ); document.write( "------ \n" ); document.write( "Amt of tin:: 0.81A+ 0.01B \n" ); document.write( "Amt of CU::: 0.05A+ 0.20B \n" ); document.write( "------- \n" ); document.write( "Equation: \n" ); document.write( "[0.81A+0.01B]/[0.05A+0.20B] = 3/1 \n" ); document.write( "---- \n" ); document.write( "0.81A + 0.01B = 0.15A+0.60B \n" ); document.write( "---- \n" ); document.write( "0.66A = 0.59B \n" ); document.write( "------- \n" ); document.write( "Ans: A: B = 0.59:0.66 \n" ); document.write( "--------------------------- \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "---------------- \n" ); document.write( " \n" ); document.write( " |