Class 12 Probability · Mcq Single Correct1 Marksevent_algebra
Class 12 Maths · Probability · Mcq Single Correct #87
Given P(B)=3/5, P(A|B)=1/2, P(A∪B)=4/5, evaluate P((A∪B)′)+P(A′∪B).
✅ Step-by-Step Solution
Final Answer: Option (D): 1
- P(A∩B)=3/10 and P(A)=1/2. Thus P(A∩B′)=1/5, P(A′∪B)=4/5, and P((A∪B)′)=1/5. Sum=1.
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