If P(A∣B)=0.5,P(B∣A)=0.4P(A|B) = 0.5, P(B|A) = 0.4P(A∣B)=0.5,P(B∣A)=0.4, and P(A∪B)=0.7P(A \cup B) = 0.7P(A∪B)=0.7, what is P(A)P(A)P(A)?
0.20.20.2
0.30.30.3
0.40.40.4
0.50.50.5