Question: Three different classes contain 20, 18, and 25 students, respectively, and no student is a member of more than one class. If a team is

Three different classes contain 20, 18, and 25 students, respectively, and no student is a member of more than one class. If a team is to be composed of one student from each of these three classes, in how many different ways can the members of the team be chosen?

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