Which events are mutually exclusive?

Jon eats 2 apples; Jon eats more than 2 apples.

Jon eats more than 1 apple; Jon eats 3 apples.

Jon eats 2 apples; Jon eats 4 apples.

Jon eats 4 apples; Jon eats 1 apple.

What is the greatest number of parts of a circle that can be formed by cutting the circle with 7 straight cuts? (note: the parts do not have to be equal in size)

Ithink i know it but i want to be sure so can you me out ?

Sophia wrote an equation to represent the revenue of a movie theater for one day. she let x represent the number of child tickets sold and y represents the nunver of adult tickets sold. if a child ticket cost $4, an adult ticket cost $6, and the total revenue for the daybwas $420, which equation could sophia use to represent the number of chikd and adult tickets that were sold?