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31-07-2021
Mathematics

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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?

Respuesta :

sadovnichenkoant sadovnichenkoant

31-07-2021

Answer:

64percents

Step-by-step explanation:

25-9=16 grams - weight of copper

(16/25)*100=64 percents

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