SOLUTION: Fifteen ounces of pure silver are added to 60 oz of a silver alloy that is 25% silver. What is the percent concentration of the resulting alloy?

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Question 921872: Fifteen ounces of pure silver are added to 60 oz of a silver alloy that is 25% silver. What is the percent concentration of the resulting alloy?
Answer by josmiceli(19441) About Me  (Show Source):