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1 . Consider two events $A$ and $B$ in a sample space $S$. You are given that $\Pr(B) = 2/3$ and $\Pr(A|B) = 4/5$. What is $\Pr(A \cap B)$?
(a)
8/15
(b)
7/15
(c)
5/15
(d)
6/15
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