ajwinthrop2 ajwinthrop2

31-07-2018
Mathematics

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A10 member Club is getting ready to select a president and a secretary assuming that the same person cannot hold each job how many ways can the offices be filled

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Kristiania Kristiania

31-07-2018

Number of ways president can be selected =10

number of ways secretary can be selected =9

total ways =10*9 =90

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