Question

Two drawing each of three balls are made from a bag containing 5 white and 8 black balls ; the balls are not being replaced before the next trial.what are the probability that the first drawing will give 3 white balls and the second 3 black balls?​

Answer 1

Answer:

= 140/20449. When the 3 white balls are drawn without replacement, the bag contains only 2 white balls and 8 red balls. In the second trial, 3 balls can be drawn from 10 balls(8 + 2) in C(10,3) ways and 3 red balls can be drawn from 8 balls in C(8,3) ways.

Explanation:

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