A, B, C are three sets such that n(A) = 25, n(B) = 20, n(c) = 27, n(A Ç B) = 5, n(B Ç C) = 7 and A Ç C = f then n(A È B È C) is

A, B, C are three sets such that n(A) = 25, n(B) = 20, n

1.	A, B, C are three sets such that n(A) = 25, n(B) = 20, n(c) = 27, n(A Ç B) = 5, n(B Ç C) = 7 and A Ç C = f then n(A È B È C) is
A.	60
B.	65
C.	67
D.	72
Answer» B. 65

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