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Four fair dice are rolled together. What is the probability

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SVP
Joined: 03 Feb 2003
Posts: 1601
Four fair dice are rolled together. What is the probability [#permalink]

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21 Jun 2003, 02:31
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Four fair dice are rolled together. What is the probability of having neither sixes nor fives?
SVP
Joined: 03 Feb 2003
Posts: 1601

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22 Jun 2003, 05:38

Mine is

4/6*4/6*4/6*4/6 - all situations without 5 or 6. (2/3)^4=16/81
Manager
Joined: 28 Feb 2003
Posts: 99

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22 Jun 2003, 06:08
ohhhhhh.........damn

i took it as three dices and so calculated (2/3)^3
Manager
Joined: 22 Jul 2008
Posts: 144

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11 Sep 2008, 06:28
The answer should be (4/6)^4 = 16/81
Re: PS: PROBA-2   [#permalink] 11 Sep 2008, 06:28
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