If n(A)= 20, n(B) = 28 and `n(Acup B)` = 36, then `n(A cap BP)` =?

If n(A) = 20, n(B) = 28 and n (A uu B) = 36, then n(A nn B) = ?

Choose the coorect altertnative answer for each of the following question: If n(A) = 25, n(B)= 20 and n(A cap B) =10 , then A cup B =?

Choose the coorect altertnative answer for each of the following question: If n(A)= 11, n(B) = 7, n(A cup B) = 13 , then A cap B =?

If n(A) = 5, n(B) = 6 and n(A uu B) = 11, then find n(A nn B).

If n(A)= 7, n(B)= 13, n(A cap B) = 4 , then n(A cup B) = ?

If n(A) = 35, n (B) = n(B) = 40 and n(A cup B) = 50, find n(A cap B) .

If n (A) = 7, n(B) = 9 and n( A uu B ) 14, then n( A nn B ) = .....

If n(A) =8 , n(B)=12 and n (A nn B)=6 then, find n(A uuB)