SOLUTION: if p(B)= 4/5 and p(B and A)= 3/5, where A and B are dependent events, then p(A/B) equals: a.7/5 b. 3/4 c. 1/5 d. 12/25

Question 1178560: if p(B)= 4/5 and p(B and A)= 3/5, where A and B are dependent events, then p(A/B) equals:
a.7/5
b. 3/4
c. 1/5
d. 12/25

Found 2 solutions by ikleyn, MathLover1:
Answer by ikleyn(52781) (Show Source): You can put this solution on YOUR website!
.

According to the DEFINITION of the conditional probability, P(A|B) = = = . ANSWER

Solved, answered, explained and completed.

Answer by MathLover1(20849) (Show Source): You can put this solution on YOUR website!

given:

( ∩ )=

then

( ∩ ) =*
=(( ∩ )/

answer: b.

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