# Probability, Sets and Counting

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All of the students at a college are majoring in psychology, business, or both. 73% of the students are psychology majors & 62% are business majors. If there are 200 students, how many of them are majoring in both psychology & business?

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Probability, Sets and Counting are investigated. The solution is detailed and well presented. The response received a rating of "5/5" from the student who originally posted the question.

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Hi, here is the solution.

Let us assume A as psychology , B as Business.

A = 73 % of 200 = (73/100 )*200 = 146 students

B= 62% of 200 = ...

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