Mathematics, 11.02.2021 23:20, hinokayleen5053

Please help me!! Amy has 18 marbles. Four of her marbles are red and the rest are black.
What is the ratio of the number of black marbles to the number of red marbles?

Answers: 2

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Please help me!! Amy has 18 marbles. Four of her marbles are red and the rest are black.
What...