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Coloured bills are distributed in three bags as shown in the following table:BagColour of the ball BlackWhiteRedI123II241III453A bag is selected at random and then two balls are randomly drawn from the selected bag. They happen to be black and red. What is the probability that they came from bag I?

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Question Text
Coloured bills are distributed in three bags as shown in the following table:BagColour of the ball BlackWhiteRedI123II241III453A bag is selected at random and then two balls are randomly drawn from the selected bag. They happen to be black and red. What is the probability that they came from bag I?