n(A) = 20, n(B) = 25, n(C) = 30, n(A cap B) = 8, n(B cap C) = 10, n(A cap C) = 6 and n(A cap B cap C) = 3. Find n(A cup B cup C).

  1. 75
  2. 48
  3. 54
  4. 51
Answer

C) 54

n(A cup B cup C) = 20 + 25 + 30 - 8 - 10 - 6 + 3 = 54. SLO M-09-A-12 · Understanding

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