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Problem
A bag contains 4 red, 5 green and 3 blue balls. A ball is drawn, replaced, and the process is repeated two more times. What is the probability that at least one of the three balls drawn is blue? a)
7
16
\dfrac{7}{16}
16
7
b)
27
64
\dfrac{27}{64}
64
27
c)
37
64
\dfrac{37}{64}
64
37
d)
9
64
\dfrac{9}{64}
64
9
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