Ansley10047 Ansley10047

15-05-2017
Mathematics

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A number cube is rolled. What is p(3 or an even number)

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scme1702 scme1702

22-05-2017

In order to find the probability of a 3 or an even number, we must add the probabilities of the individual events. This is done as:
P(3) = 1/6
P(even number) = 3/6 = 1/2

P(3 or even number) = 1/6 + 1/2
P(3 or even number) = 2/3

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