Question: Two fair dice are thrown. A is the event that the sum of the scores is no larger than 4, and B is the event

Two fair dice are thrown. A is the event that the sum of the scores is no larger than 4, and B is the event that the two scores are identical. Calculate the probabilities:
(a) A ∩ B
(b) A ∪ B
(c) Aʹ ∪ B

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