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Liono4ka [1.6K]
3 years ago
11

PLEASE HELP!!! NEED THIS ANSWERED!!!!

Mathematics
1 answer:
Nezavi [6.7K]3 years ago
4 0

Exclusive events, for OR we can add probabilities.

P(O or B) = 0.49 + 0.20 = 0.69

Answer 0.69

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