The first picture represents the elements in B that are not (also) in A. So, we want the set difference of B and A:

For the second picture, we can work like this: if we take all the elements belonging to A, we only need to add the bottom-right part, which is the intersection of B and C. So, we can express the blue part as

X = 47°
y = 90°
These are the angles, comment if you would like to know the explanation but these are the answers
Answer:
7 times
Step-by-step explanation:
30 miles per 1 gallon
Car holds 12 gallons
30x12=360
2520/360=7