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The three fair dice are rolled together. What is the

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The three fair dice are rolled together. What is the [#permalink] New post 19 Jun 2003, 01:24
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The three fair dice are rolled together. What is the probability of NOT having 1-2-2 in all the possible combinations?
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 [#permalink] New post 20 Jun 2003, 06:30
Your formulas are not clear. Write it out please again.
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 [#permalink] New post 20 Jun 2003, 06:31
Your formulas are not clear. Write it out please again.
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 [#permalink] New post 20 Jun 2003, 08:08
P (1-2-2) =1/6*1/6*1/6 (for this unique combination)

2-1-2
1-2-2
2-2-1 three such combination, so P(to have 1-2-2)=3/216

P (NOT to have)=1-3/216

Correct?
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 [#permalink] New post 20 Jun 2003, 13:28
Is it 1-3, or just 13, don't write notation like that.
  [#permalink] 20 Jun 2003, 13:28
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