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A coin contains 1.25, point grams of nickel and 3.75, point, grams of copper, for a total weight of 5 grams. What percentage of the metal in the coin is copper?

A coin contains 1.25, point grams of nickel and 3.75, point, grams of copper, for a total weight of 5 grams. What percentage of the metal in the coin is copper?
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A coin contains 1.25, point grams of nickel and 3.75, point, grams of copper, for a total weight of 5 grams. What percentage of the metal in the coin is copper?

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User Yelena
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7.7k points

1 Answer

4 votes

3.75 grams of copper / 5 total grams =

.75 = 75%

answered
User Kiyoto Tamura
by
8.0k points
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