Answer:
5 ft : 3 ft
Explanation:
Ratios are always fractions so we can turn this to a fraction;
Then to reduce to it's lowest terms divide by a number that can divide both of them. Lets divide by 2 since it can divide the two numbers
We can still divide by 2 since it can divide both numbers =

Since no number can divide both of them at the same time the answer is
OR 5 ft : 3 ft