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# If an employee of Company A is selected at random for a

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Manager
Joined: 10 Jan 2006
Posts: 116
Followers: 1

Kudos [?]: 5 [0], given: 0

If an employee of Company A is selected at random for a [#permalink]

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04 Apr 2006, 22:07
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0% (00:00) correct 0% (00:00) wrong based on 1 sessions

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If an employee of Company A is selected at random for a survey, what is the probability that the employee is an executive?

1. Company A employes 462 people
2. The ratio of number of employees of Company A who are executives to the number of employees of Company A who are not executives is 2:9
Manager
Joined: 04 Apr 2006
Posts: 60
Location: Land Of Opportunities
Followers: 0

Kudos [?]: 2 [1] , given: 0

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04 Apr 2006, 22:56
1
KUDOS
It's B
What we need is the ratio of #exe/ #total
Emp : Non emp = 2:9 ==> total = 11
thus prob = 2/11
Manager
Joined: 21 Dec 2005
Posts: 102
Followers: 1

Kudos [?]: 4 [0], given: 0

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04 Apr 2006, 22:41
B

Stl. not sufficient

St2. Sufficient = probability = 2/11
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