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Someone please help me with this

In a bag, there are red and green marbles in the ratio of 2:7. If there are 27 marbles in the bag, how many of them are green?
7
21
10
18

1 Answer

12 votes

Answer:

21

Explanation:

2 + 7 = 9

27/9 = 3

3 times 7 = 21

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