Question

Do the ratios 4/5 and 12/20 form a proportion?

Answer 1

No. They are not in proportion

Explanation:

`\sf (4)/(5) \ \text{is in the simplest form}`

`\sf \text{Simplest form of $(12)/(20)$} = (12 / 4)/(20 / 4)=(3)/(5)`

So, they are not in proportion