Question

A and B are the subset of the universal set U .If n(U)=88,n(A)=35,n(B)=30 and n (A intersection B complement)=10 find

1) n(A)

2) n(B)

3) n(A union B)

4) n(A union B intersection )

Answer 1

Answer:

3) option is the answer

3)n(A union B)