Refer to Exercises find the probability of each of the following events. In Exercises, Suppose that in

Question:

Refer to Exercises find the probability of each of the following events.
In Exercises, Suppose that in the city, in which the survey is conducted, 50% of adults are married, 15% are single, 25% are divorced, and 10% are widowed.
a. The adult is single.
b. The adult is not divorced
c. The adult is either widowed or divorced.