The content of the urns l,ll and lll are follows
1 white,2black and 3red balls,
2white,1black and 1red balls and
4white,5black and 3 red balls
one urn is chosen at random and two balls drawn from it.They happens to be white and red what is the probability that they came from urn l,ll or lll.
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Answer:
7/24
Step-by-step explanation:
if the two balls are Drawn from urn 1 other urn probability will be 0. similarly others will be 0. by combinations method it happens that the probability is 7/24(is the answer)
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