a. P(A)=0.466,P(C2)=0.299; b. P(A∩C1)=0.135;P(B∩C3)=0.215; c. P(C2|B)=0.174/0.534; P(A|C3)=0.206/0.421; P(A|C'3)=(0.135+0.125)/(1-0.421)
