Explanation:
A ratio is a relation between two numbers.
*A ratio determines how many times 20 contains/values 8.
A ratio representing the width to the length is:
8:20.
8 represents the width, 20 represents the length.
To simplify a ratio, you must divide each side by the same number.
Simplified ratios are:
4:10 (Divide by 2)
2:5 (Divide by 4)
1:2.5 (Divide by 8)
The ratio is detailing that the length is 2.5 times larger than the width.
Your answers are;
8:20
4:10
2:5
1:2.5