Among 500 freshmen pursuing a business degree at a certain university, 320 are enrolled in an economics course, 225 are enrolled in a mathematics course, and 140 are enrolled in both an economics and a mathematics course. What is the probability that a freshman selected at random from this group is enrolled in an economics course and/or a mathematics course? exactly one of these two? neither an econ nor a math course?

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A:

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Q: Suppose that 85% of people are voting in the election. If you pick two people at random, what is the…

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Q: peope probac ebrate their birthdays on the same month of th 0.23 0.57 0 64

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Q: A class of 25 students is taking a course in Western Civilization on a​ pass/fail basis. The course…

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