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Answer : 2 5/18 Explanation : Answer: B) 5/18 Explanation: n(S) = 36 A = {(1, 1), (2, 2), (3, 3), (4, 4), (5, 5), (6, 6)} B = { (2, 6), (3, 5), (4, 4), (5, 3), (6, 2) } nA=6, nB=5, nA∩B=1 ∴Required probability = PA∪B  = PA PB-PA∩B =  636 536-136 = 518

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