(Answered) Majors in a random survey of students concerning student

Engineering

Majors In a random survey of students concerning student activities, 30 engineering majors, 25 business majors, 20 science majors, and 15 liberal arts majors were selected. If two students are selected at random, what is the probability of getting

(a) two science majors?
(b) a science major and an engineering major?

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