A coin contains 9 grams of nickel and 161616 grams of copper, for a total weight of 25 grams. What percentage of the metal in the coin is copper?

asked Jun 20, 2022 49.9k views

4 votes

A coin contains 9 grams of nickel and 161616 grams of copper, for a total weight of 25 grams.

What percentage of the metal in the coin is copper?

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1 vote

Answer:

64percents

Explanation:

25-9=16 grams - weight of copper

(16/25)*100=64 percents

Dale Ragan answered Jun 26, 2022

4.3k points

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