n(A) = 15, n(B) = 18, n(C) = 12, n(A cap B) = 5, n(B cap C) = 6, n(A cap C) = 4 and n(A cap B cap C) = 2. Find n(A cup B cup C).

  1. 30
  2. 28
  3. 32
  4. 45
Answer

C) 32

n(A cup B cup C) = 15 + 18 + 12 - 5 - 6 - 4 + 2 = 32. SLO M-09-A-12 · Understanding

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