Question
Adam has 80 green beads and 200 blue beads.
After buying the same number of beads,
the ratio of the green beads and the blue beads becomes 3 : 7.
How many beads does he buy?
2 m

Click button first when a symbol is required. X

Adam has 80 green beads and 200 blue beads.
After buying the same number of beads,
the ratio of the green beads and the blue beads becomes 3 : 7.
How many beads does he buy?