ebertc Posted August 17, 2006 Share Posted August 17, 2006 Explanation? Quote Link to comment Share on other sites More sharing options...
charu_mulye Posted August 18, 2006 Share Posted August 18, 2006 Given: n(A & B) = 16 , n( B& C) = 18 , n (A& C) = 17 n( A& B& C) = ? Statement 1: only n(A & B) = 16-9 = 7 n(A&B) = only n ( A& B) + n(A & B & C) 16 = 7 + n(A & B & C) n(A & B & C) = 9 Infact you are given what you want to find. SUFF Statement 2: n(A), n(B), n© is given but we don't know : n (A or B or C) = n(a) + n(b) + n© - n(A & B) - n( B& C) - n (A& C) + n(A & B & C) INSUFF. Answer A Quote Link to comment Share on other sites More sharing options...
tieuphong Posted August 18, 2006 Share Posted August 18, 2006 Agree with A. Quote Link to comment Share on other sites More sharing options...
Recommended Posts
Join the conversation
You can post now and register later. If you have an account, sign in now to post with your account.