i have 25 pounds of sliver alloy that cointain 8 ounces of pure silver per pound and
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i have 25 pounds of sliver alloy that cointain 8 ounces of pure silver per pound and 16 pounds that have 9.5 ounces of sliver per pound. How much copper must be added to the total so that I can make coins containing 7.5 ounces of silver per pound?
Related Book For
Materials Science and Engineering An Introduction
ISBN: 978-1118324578
9th edition
Authors: William D. Callister Jr., David G. Rethwisch
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