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Mathematics
Problem
A box contains 4 white and 6 black balls. Two balls are drawn successively with replacement. Given that at least one of the drawn balls is white, what is the probability that both balls are white? a)
5
16
\dfrac{5}{16}
16
5
b)
1
4
\dfrac{1}{4}
4
1
c)
1
3
\dfrac{1}{3}
3
1
d)
4
25
\dfrac{4}{25}
25
4
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