Question
A box contains some grey, brown and black candy canes. The ratio of the number of grey candy canes to the number of brown candy canes is 5 : 8. The ratio of the number of brown candy canes to the number of black candy canes is also 5 : 8. What is the ratio of the number of grey candy canes to the number of black candy canes in the box?
2 m

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A box contains some grey, brown and black candy canes. The ratio of the number of grey candy canes to the number of brown candy canes is 5 : 8. The ratio of the number of brown candy canes to the number of black candy canes is also 5 : 8. What is the ratio of the number of grey candy canes to the number of black candy canes in the box?