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A bag A contains 1 white and 6 red balls...

A bag A contains 1 white and 6 red balls. Another bag B contains 4 white and 3 red balls. One of bags is selected at random and a ball is drawn from it, which is found to be white. Find the probability that the ball drawn is from the bag A.

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The correct Answer is:
`(1)/(5)`
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