A box contains 4 red and 5 white balls. Three balls are selected randomly. What is the probability of having one red bal
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A box contains 4 red and 5 white balls. Three balls are selected randomly. What is the probability of having one red bal
A box contains 4 red and 5 white balls. Three balls are selected randomly. What is the probability of having one red ball given that at most two of the selected balls are red?