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a hall is drawn from an urn containing 5 white and 3 black balls. After the ball is :'irawn, it is replaced and another ball

a hall is drawn from an urn containing 5 white and 3 black balls. After the ball is :'irawn, it is replaced and another ball is drawn. This process goes on four times. What is the probability that, out of the 4 balls drawn, exactly 2 are white

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