Let U be the universal set containing 700 elements. If A, B are sub-sets of U such that n(A) = 200, n(B) = 300 and n (A Ç B) = 100. Then n (A¢Ç B¢) =

Let U be the universal set containing 700 elements. If A, B

1.	Let U be the universal set containing 700 elements. If A, B are sub-sets of U such that n(A) = 200, n(B) = 300 and n (A Ç B) = 100. Then n (A¢Ç B¢) =
A.	400
B.	600
C.	300
D.	None of these
Answer» D. None of these

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