Answer:
A mathematical expression that compare two or more numbers.
Explanation:
A ratio is a mathematical expression that compare two or more numbers. It can be represented as as a decimal or fraction. The 3 ways of writing a ratio is
x:y, x to y.
A great example of a ratio is 1:2, 1 to 2, or
.
Hope this helps, have a blessed day, and for any questions or comments, just ask!