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# Selects 2 from 12 red balls and 12 blue balls, all is the

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Manager
Joined: 27 Jul 2003
Posts: 122

Kudos [?]: 58 [0], given: 0

Location: Singapore
Selects 2 from 12 red balls and 12 blue balls, all is the [#permalink]

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05 Oct 2003, 23:37
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Selects 2 from 12 red balls and 12 blue balls, all is the red
probability?

Kudos [?]: 58 [0], given: 0

Intern
Joined: 13 Sep 2003
Posts: 42

Kudos [?]: 41 [0], given: 0

Location: US

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01 Nov 2003, 13:50
hey stol...disagree with u..
why cant it be
12C2/24C2 = 1/6.

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Manager
Joined: 11 Mar 2003
Posts: 54

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Location: Chicago

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01 Nov 2003, 17:25
I would agree with sudzpwc. Since we are selecting both the balls at the same time and not one by one, sudzpwc's solution will be applicable here.

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Manager
Joined: 11 Mar 2003
Posts: 54

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

Location: Chicago

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02 Nov 2003, 14:19
Soumala wrote:
Both ways the answer will be 11/46.

Oooops... I did not notice that.

Nevertheless, I think the appraoch for such problem should be 12C2/24C2 .

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02 Nov 2003, 14:19
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