Question
The ratio of the number of blue stickers to green stickers is 9 : 7.
After Adam buys another 30 blue stickers and 40 green stickers,
the ratio becomes of the number of blue stickers to green stickers is 7 : 6.
How many stickers does Adam have now?
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The ratio of the number of blue stickers to green stickers is 9 : 7.
After Adam buys another 30 blue stickers and 40 green stickers,
the ratio becomes of the number of blue stickers to green stickers is 7 : 6.
How many stickers does Adam have now?