A bag contains 3 white balls 3 black balls and two red balls ane by one three balls are drawn out without replacement what is the probabilty that 3rd ball is red
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Hey friend...
Here is your answer...
Probability that 3rd ball is red = 2/8
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Answer:
1st draw 2nd draw 3rd draw
Red Not Red Red
Not Red Red Red
Not Red Not Red Red
Probability (3rd ball is red) = 2/8×6/7×1/6+6/8×2/7×1/6+6/8×5/7×2/6 = 14/56
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