fireflies145 fireflies145

26-02-2017
Mathematics

contestada

If a gold coin has 9 parts gold and 1 part other metals, what percent of the coin is gold?

Respuesta :

amelia18 amelia18

26-02-2017

The answer is 90%
The total is 10 and the total of gold is 9.
9/10=0.9
0.9=90%

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