express the ratio of 4.50,3.60,1.80 init's simplest form

Answer 1

Are there any answer choices?

Answer 2

I assume you meant
4.5 : 3.6 : 1.8
times 10
= 45 : 36 : 18
divide by 9
= 5 : 4 : 2

Answer 3

What is the simplest form of 0.8