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A jar contains four black buttons and five brown buttons. If five buttons are picked at random, what is the probability that at least three of them are black?
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A jar contains four black buttons and five brown buttons. If five buttons are picked at random, what is the probability that at least three of them are black?

User Rosamaria
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1 Answer

2 votes

Answer:

189/572=33.042%

User Ebottard
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