carleysannie carleysannie

02-09-2016
Mathematics

contestada

Assume that 6 people, including. the husband and wife pair, apply for 5 sales positions. People are hired at random. What is the probability that one is hired and one is not?

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HomertheGenius HomertheGenius

11-09-2016

Probability that one is hired ans one not:
P ( A ) = (2 C 1 * 4 C 4) / 6 C 5 =
= ( 2 * 1 ) / 6 = 2/9 = 1 / 3
Answer: 1/3 or 33.33%

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