Question
The ratio of the number of red stickers to green stickers is 7 : 2.
After Adam buys another 42 green stickers and gives away 17 red stickers,
the ratio becomes of the number of red stickers to green stickers is 3 : 2.
How many stickers does Adam have now?
3 m

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The ratio of the number of red stickers to green stickers is 7 : 2.
After Adam buys another 42 green stickers and gives away 17 red stickers,
the ratio becomes of the number of red stickers to green stickers is 3 : 2.
How many stickers does Adam have now?