Question: In many settings, the rules of probability are just basic facts about percents. A company that offers courses to prepare students for the Graduate

In many settings, the "rules of probability" are just basic facts about

In many settings, the "rules of probability" are just basic facts about percents. A company that offers courses to prepare students for the Graduate Management Admission Test (GMAT) has the following information about its customers: 20% are undergraduate students in business; 15% are undergraduate students in other fields of study; 60% are college graduates who are currently employed, and 5% are college graduates who are not employed. If we pick a customer at random, what is the probability that we get a customer that is an undergraduate?

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