A recent census of a small town in Michigan showed that 60% of the residents are male, 20% have college degrees, and 15% are both male and college graduates.
a. If a randomly selected person is a male, what is the probability that he has a college degree?
b. What is the probability that the person selected is either male or a college graduate?
c. What is the probability that the person selected is neither male nor a college graduate?
d. Given that a female is selected, what is the probability that she is not a college graduate?