SOLUTION: (b) A bag contain 5 white , 7 red and 8 black balls. If four balls are drawn one by one without replacement, find the probability of getting all white balls.

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Question 696530: (b) A bag contain 5 white , 7 red and 8 black balls. If four balls are drawn one by one without
replacement, find the probability of getting all white balls.

Answer by Edwin McCravy(20056) About Me  (Show Source):
You can put this solution on YOUR website!
(5 whites choose 4) OUT OF (20 balls choose 4) = C%285%2C4%29%2FC%2820%2C4%29 = 5%2F4845 = 1%2F969

Edwin