2. A and Bare 2 subsets of the Universal Set U. A' = not in A. B'= not in B.
If n(U)= 340, n(A) = 120, n(B) = 180, n(A UB)=250, determine
a. n(A∩B') =
b. n(A'∩B) =
c. n(A∩B) =
d. n(A'∩B') =