Question

(b) If n(A) = 50, n (B) = 34,n () = 100,n (An B) = 24 Find:
(i) n (AUB) (ii) n (B) (i) n (A-B)​

Answer 1

Answer: (i) n(AUB) = n(A)+ n(B)- n(AnB)

= 50+34-24

=84-24

= 60

(ii) no(B)= n(B)-n(A-B)

= 34-24

=10

hope it will help you