document.write( "Question 381469: The ratio of the weight of copper to the weight of zinc in a coin is 1/38. If 55 kg of zinc is being turned into coins, how much copper is needed? \n" ); document.write( "
Algebra.Com's Answer #270635 by checkley79(3341)\"\" \"About 
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1/38=x/55 cross multiply.
\n" ); document.write( "38x=55
\n" ); document.write( "x=55/38
\n" ); document.write( "x=1.48 oz. of copper is needed.
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