MUTUALLY EXCLUSIVE EVENTS AND THE ADDITION RULE

Determine whether the following pair of events are mutually exclusive.

A = {A person earns more than $25,000}B = {A person earns less than $20,000}

A card is drawn from a deck:C = {It is a King}D = {It is a heart}

A single, fair, 6-sided die is rolled:E = {An even number shows}F = {A number greater than 3 shows}