Question
Adam has stickers in 4 colours.
27 of the stickers are blue.
The rest of the stickers are green, yellow and red in the ratio of 2 : 5 : 5.
If there are 30 more yellow stickers than green stickers,
how many blue stickers are there?
3 m

Click button first when a symbol is required. X

Adam has stickers in 4 colours.
27 of the stickers are blue.
The rest of the stickers are green, yellow and red in the ratio of 2 : 5 : 5.
If there are 30 more yellow stickers than green stickers,
how many blue stickers are there?