Problem 2. Among 500 freshmen pursuing a business degree at a 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: a. An economics and/or a mathematics course? b. Exactly one of these two courses? c. Neither an economics course nor a mathematics course?

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Problem 2.

Among 500 freshmen pursuing a business degree at a 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:

a. An economics and/or a mathematics course?

b. Exactly one of these two courses?

c. Neither an economics course nor a mathematics course?

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