Question
Adam has green and red stickers in the ratio of 1 : 3.
When 30 red stickers are replaced with the same number of green stickers,
the ratio of the number of green and red stickers will be 5 : 7
How many stickers are there altogether?
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Adam has green and red stickers in the ratio of 1 : 3.
When 30 red stickers are replaced with the same number of green stickers,
the ratio of the number of green and red stickers will be 5 : 7
How many stickers are there altogether?