SOLUTION: how to solve Three research departments have 7,9,8 and members, respectively. Each department is to select a delegate and an alternate to represent the department at a conference.
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Question 1136046: how to solve Three research departments have 7,9,8 and 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?
Answer by VFBundy(438) (Show Source): You can put this solution on YOUR website!
7-member committee: 7*6 = 42 ways
8-member committee: 8*7 = 56 ways
9-member committee: 9*8 = 72 ways
Total ways: 42*56*72 = 169,344
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