Question
Adam has 150 blue stickers and red stickers.
30% of them are blue stickers and the rest are red stickers.
When Adam buys more blue stickers,
70% of the stickers are blue stickers.
How many stickers does Adam buy?
4 m

Click button first when a symbol is required. X

Adam has 150 blue stickers and red stickers.
30% of them are blue stickers and the rest are red stickers.
When Adam buys more blue stickers,
70% of the stickers are blue stickers.
How many stickers does Adam buy?