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Mathematics, 05.07.2020 03:01 joycewingate919

If the probability of an event is StartFraction 2 over 7 EndFraction, what must be the probability of its complement? StartFraction 1 over 7 EndFraction
StartFraction 2 over 7 EndFraction
StartFraction 4 over 7 EndFraction
StartFraction 5 over 7 EndFraction

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