The records of Midwestern University show that in one semester, 38% of the students failed mathematics, 27% of the students failed physics, and 9% of the students failed mathematics AND physics. A student is selected at random.
a. If a student failed physics, what is the probability that he or she failed mathematics?
b. If a student failed mathematics, what is the probability that he or she failed physics?
c. What is the probability that he or she failed mathematics OR physics?
a. If a student failed physics, what is the probability that he or she failed mathematics?
b. If a student failed mathematics, what is the probability that he or she failed physics?
c. What is the probability that he or she failed mathematics OR physics?