Question
Adam has blue and green stickers in the ratio of 1 : 2.
When 15 green stickers are replaced with the same number of blue stickers,
the ratio of the number of blue and green stickers will be 6 : 7
How many stickers are there altogether?
3 m

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Adam has blue and green stickers in the ratio of 1 : 2.
When 15 green stickers are replaced with the same number of blue stickers,
the ratio of the number of blue and green stickers will be 6 : 7
How many stickers are there altogether?