There are 3 boxes. First box contains 4 red and 3 green, second box 3 red, 5 green and third box contains 4 red and 4 green balls. A ball has been selected and the selected ball is red. What will be the probability that the ball comes from first box.
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No of red balls =03
No of green balls =03
Probably no of getting red ball =03/03
=01
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