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07-02-2018
Mathematics

contestada

how many ways an employer send 3 employees to a job fair if she has 11 employees A)165 B)990 C)40,320 D)6,652,800

Respuesta :

creeds25 creeds25

07-02-2018

To find the number of employees we use combination formula.
n!/(n-r)! r!
Put values
11!/(11-3)! 3!
Simplify
11!/8!3! = 165

Answer: Option A 165

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