Events AAA and BBB are such that P(A∣B)=0.4P(A|B) = 0.4P(A∣B)=0.4 and P(B∣A)=0.25P(B|A) = 0.25P(B∣A)=0.25. What is the ratio P(A)P(B)\frac{P(A)}{P(B)}P(B)P(A)?
0.625
1.6
0.1
0.6