99
9
9
grams of nickel and
1616
16
16
Mathematics, 07.04.2020 20:22 Piglets1228
A coin contains
99
9
9
grams of nickel and
1616
16
16
grams of copper, for a total weight of
2525
25
25
grams.
What percentage of the metal in the coin is copper?
Answers: 3
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You know the right answer?
A coin contains
99
9
9
grams of nickel and
1616
16
16
99
9
9
grams of nickel and
1616
16
16
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