1) A and B are events such that P(A υ B) = 3/4, P(A∩B)=1/4,P(ˉA)=2/3then,P(ˉA∩B) is A) 5/12 B) 3/8 C) 5/8 D) 1/4 Answer: Option AExplanation:P(A∪B)=P(A)+P(B)−P(A∩B) 3/4 =1−P(ˉA)+P(B)−1/4 1 = 1-2/3 + P(B) → P(B) = 2/3 Now ,P(ˉA∩B) = P(B) - P(A∩B) = 2/3 - 1/4 = 5/12