taylorsharp225 taylorsharp225

01-08-2018
Mathematics

contestada

According to the general equation for conditional probability, if P(AD) =4/7 and P(B)= 7/8, what is P(A B)?
A.40/49
B. 16/49
C. 32/49
D. 24/49

Respuesta :

Pitymys Pitymys

10-08-2018

It is given that [tex] P(A\cap B)=\frac{4}{7} \\
P(B)=\frac{7}{8} [/tex]

Now, the conditional probability,

[tex] P(A|B)=\frac{P(A \cap B)}{P(B)} =\frac{4/7}{7/8} =\frac{32}{49} [/tex].

The correct choice is (C).

Answer Link

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