Question
Adam has 20 blue beads and 210 green beads.
After buying the same number of beads,
the ratio of the blue beads and the green beads becomes 3 : 8.
How many beads does he buy?
2 m

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Adam has 20 blue beads and 210 green beads.
After buying the same number of beads,
the ratio of the blue beads and the green beads becomes 3 : 8.
How many beads does he buy?