Question

The ratio of green three-ring binders to black three-ring binders in a stationery store is 7:18. Which of the following could be the number of green binders and the number of black binders in the store?

21 green binders and 36 black binders
28 green binders and 72 black binders
14 green binders and 25 black binders
28 green binders and 54 black binders

Answer 1

divide the number of green binders by 7 and times by 18

Answer 2

thanks

Answer 3

so the second one