Answer:
A) 1:4
Step-by-step explanation:
#We first calculate the campus' area:

#We then calculate the campus' map area in square ft:

Ratio is a comparison between two dimensions:

Hence, the ratio of the area in square miles of the campus to the area in square feet of the map is 1:4
When you subtract them you get the answer 57.99
The answer is y = 8 from the photo
Convert to a fraction by placing the decimal number over a power of 10 answer is 7/20