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Consider a bag containing 10 balls of wh...

Consider a bag containing 10 balls of which a few are black balls. Probability that bag contains exactly 3 black balls is 0.6 and probability of bag containing exactly 1 black ball is 0.4. Now, balls are drawn from the bag, one at a time, with out replacement, till all black balls have been drawn.Find the probability that this procedure would end at the `6^(th)` draw.

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