Question

P(A|B) = 1/2 and P(A ∩ B) = 1/6. What is P(B)?​

Answer 1

Answer:

P(B) = 1/3

Step-by-step explanation:

P(A|B)=P(A ∩ B) / P(B)

ie 1/2 = (1/6) / P(B)

P(B) = 1/3