Consider two events EEE and FFF such that P(E)=0.45P(E) = 0.45P(E)=0.45, P(F)=0.35P(F) = 0.35P(F)=0.35, and P(E∩F)=0.10P(E \cap F) = 0.10P(E∩F)=0.10. What is the probability P(Ec∣Fc)P(E^c | F^c)P(Ec∣Fc)?
0.55
0.65
0.725
0.30