If n(B) = 315, n(A B C) = 150, n(A B C^C) = 80, and n(A^C B C) = 35, what is n(A^C B C^C)?

If n(3) = 315, not; n B n c) = 150, MA n B n CC) = 30, and MAC n B n c) = 35, what is not!C n B n cc)? : eBuok