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)![]() ![]() ![]() You can put this solution on YOUR website! 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. \n" ); document.write( " \n" ); document.write( " |