Answer:
12:1 or 12/1
Explanation:
The ratio of feet to seconds is given below:
[tex]\text{Feet:Seconds}=180\colon15[/tex]Next, reduce it to its lowest form by dividing both sides by 15:
[tex]\begin{gathered} \frac{180}{15}\colon\frac{15}{15} \\ =12\colon1 \\ =\frac{12}{1} \end{gathered}[/tex]The ratio of feet to seconds is 12/1.