022 - 024

No 022 – 024 please read the following text:

         If P(A) = 0.4, P(B)=0.5, and P(A ∩ B) = 0.3 , find:

022. P(A ᴜ B)

023. P(A’ ∩ B)

024. P(A’ ᴜ B’)