Probability
NCERT Class 12
CBSE
Grade 12
Question:
If $A$ and $B$ are two events such that $P(A) = 0.4, P(B) = 0.8$ and $P(B|A) = 0.6$, find $P(A|B)$.
Step-by-Step Solution
$P(A \cap B) = 0.4 \times 0.6 = 0.24$. [1.0 Mark]
$P(A|B) = 0.24 / 0.8 = 0.3$. [1.0 Mark]
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🎯 Official CBSE Marking Scheme:
Evaluating $P(A \cap B) = 0.24$: 1.0 Mark
Evaluating $P(A|B) = 0.3$: 1.0 Mark
Correct Answer:
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