Question
Adam has 310 green stickers and blue stickers.
30% of them are green stickers and the rest are blue stickers.
When Adam buys more green stickers,
80% of the stickers are green stickers.
How many stickers does Adam buy?
4 m

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Adam has 310 green stickers and blue stickers.
30% of them are green stickers and the rest are blue stickers.
When Adam buys more green stickers,
80% of the stickers are green stickers.
How many stickers does Adam buy?