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

A coin contains 1.25 grams of nickel and 3.75 grams of copper, for a total weight of 5 grams what percentage of the metal in coin is copper
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1 vote
A coin contains 1.25 grams of nickel and 3.75 grams of copper, for a total weight of 5 grams what percentage of the metal in coin is copper

User Architect
by
8.1k points

2 Answers

1 vote
3.75/5 = .75
.75 X 100 = 75
75% is the answer
User Henry Cyranka
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8.6k points
2 votes
3.75/5 = .75 or 75% so 75% of the coin is copper
User Flipke
by
8.4k points
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