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When two dice are thrown, what is the pr...

When two dice are thrown, what is the probability that :
The difference of the numbers is 2 ?

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Events = {3, 1}, {4, 2},{5, 3}, {6, 4}, {4, 6}, {3, 5}, {2, 4},{1, 3}, n (S) = 8
`therefore P (E) = 8/36=2/9`
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