There are three urns. A, B, and C . Urn ...

There are three urns. A, B, and C . Urn A contains 4 red balls and 3 black balls. Urn B contains 5 red balls and 4 black balls urn c contains 4 red and 4 black balls. Ne balls is drawn from each of these urns. What is the probability that 3 balls drawn consist of 2 red balls and a black ball?

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The correct Answer is:

`(17)/(42)`.

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MODERN PUBLICATION-PROBABILITY-EXERCISE 13 (b) (LATQ)

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