Three research departments have 7, 10, and 9 members, respectively. Each department is to select a delegate and an alternate to represent the department at a conference. In how many ways can this be done?

Question

Mathematics

Keshawn Wise

18 February, 06:21

Three research departments have 7, 10, and 9 members, respectively. Each department is to select a delegate and an alternate to represent the department at a conference. In how many ways can this be done?

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Mollie Carson · Answer 1

There are 630 different ways to select one delegate from each department to go. To find this answer, you should simply multiply all of the values together as it will represent different combinations.