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A box contains 12 white and 12 black balls. The balls are drawn at random from the box, one at a time with replacement. The probability that a white ball is drawn for the fourth time on the seventh draw, is |
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Answer» A box contains 12 white and 12 black balls. The balls are drawn at random from the box, one at a time with replacement. The probability that a white ball is drawn for the fourth time on the seventh draw, is |
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