Answer:
4.5 or 4 1/2 miles
Step-by-step explanation:

Hope this helps!
Ratio of cheese to pepperoni...
45 cheese....20 pepperoni.....45/20 reduces to 9/4 or 9:4
little tip ** be careful of the wording of problems such as these.....because if it asked for the ratio of pepperoni to cheese, it would have been 4:9
A proportion is an equation that states that two ratios are equal
2/5 van not be simiplified because 2 and 5 dont have a common factor lower than them