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Box A contains 2 black and 3 red balls w...

Box A contains 2 black and 3 red balls while box B contains 3 black and 4 red balls. Out of these two boxes one is selected at random and the probability of choosing box A is double that of box B. If a red ball is drawn from the selected box, then the probability that it has come from box B is

A

21/41

B

11597

C

11658

D

13/41

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The correct Answer is:
B
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