Question

3) Simone has a selection of green and red pens. 3/5 of the pens are red.

Write down the ratio of green to red pens.

Answer 1

2 : 3

Explanation:

`(3)/(5)` of the pens are red , then
`(2)/(5)` are green

ratio of green : red =
`(2)/(5)` :
`(3)/(5)` ( multiply both parts by 5 to clear the fractions )

green : red = 2 : 3