annakoslovsky2191 annakoslovsky2191

25-12-2017
Mathematics

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Two dice are rolled, find the probability that the sum of the two equals to 4. show all your work

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chudung1976 chudung1976

25-12-2017

If we have 2 dices rolling, we have all 6x6=36 different ways.
But for the sum of the two being 4, we have (1;3), (3;1) and (2;2), only 3 ways.
And we calculate the probability : 3:36= 1/12
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