Mathematics, 01.04.2021 20:10, skinniestoflegends

Suppose that a certain college class contains 41 students. Of these, 23 are juniors, 19 are social science majors, and 9 are neither. A student is selected at random from the class.
(a) What is the probability that the student is both a junior and a social science major?
(b) Given that the student selected is a junior, what is the probability that he is also a social science major?

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