Question
Adam has 200 green stickers and blue stickers.
60% of them are green stickers and the rest are blue stickers.
When Adam buys more green stickers,
90% of the stickers are green stickers.
How many stickers does Adam buy?
4 m

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Adam has 200 green stickers and blue stickers.
60% of them are green stickers and the rest are blue stickers.
When Adam buys more green stickers,
90% of the stickers are green stickers.
How many stickers does Adam buy?