How many combinations of students are possible if the group is to consist of exactly 3 freshmen and 2 juniors?

3920

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560

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3290

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650

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none

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Solution

The correct option is A
3920

The number of combinations of students possible is $^{6} C_{3} ^{8} C_{2} ^{7} C_{1}$ =3920.

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There are 15 juniors and 21 seniors in the Service Club. The club has to send four representatives to the State Conference.

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All students attend the competition and the winners are an equal number of freshmen, sophomores and juniors.

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