Question

If n(U) = 30 n(A)=20 n(B') = 16 and n(A intersection B) = 4 find n(only B) ​

Answer 1

Answer:

answer for the given problem is given

Answer 2

Answer:

n(U) = 30

n(A)=20

n(B')=16

n(A intersection B) = 4

n(B') =n(U) -(B)

So,

B=U-B'

So,

n(B) =30-16=14