Question
Adam has stickers in 4 colours.
38 of the stickers are yellow.
The rest of the stickers are blue, green and red in the ratio of 1 : 2 : 4.
If there are 20 more green stickers than blue stickers,
how many yellow stickers are there?
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Adam has stickers in 4 colours.
38 of the stickers are yellow.
The rest of the stickers are blue, green and red in the ratio of 1 : 2 : 4.
If there are 20 more green stickers than blue stickers,
how many yellow stickers are there?