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A box B(1) contains 1 white ball, 3 red ...

A box `B_(1)` contains 1 white ball, 3 red balls, and 2 black balls. An- other box `B_(2)` contains 2 white balls, 3 red balls and 4 black balls. A third box `B_(3)` contains 3 white balls, 4 red balls, and 5 black balls.
If 2 balls are drawn (without replecement) from a randomly selected box and one of the balls is white and the other ball is red the probability that these 2 balls are drawn from box `B_(2)` is

A

`(116)/(181)`

B

`(126)/(181)`

C

`(65)/(181)`

D

`(55)/(181)`

Text Solution

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The correct Answer is:
D
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Knowledge Check

  • A bag contains 5 red and 3 blue balls. If 3 balls are drawn at random without replacement the probability of getting exactly one red ball is ……..

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