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4 December, 19:53

If the probability of an event is 3 7, what is the probability of the complementary event? A) - 4 / 7 B) 2 / 7 C) 3 / 7 D) 4 / 7

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  1. 4 December, 20:10
    0
    That would be 1 - 3/7 = 4/7 Answer
  2. 4 December, 20:19
    0
    The answer is 4/7. : 3
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