A bag contains 15 red balls and 20 black balls. each ball is numbered either 1 or 2 or 3. 20% of the red balls are numbered 1 and 40% of them are numbered 3. similarly, among tye black balls, 45% are numbered 2 and 30% are numbered 3. a boy picks a ball at random. he wins if the ball is red and numbered 3 or if it is black and numbered 1 or 2. what are tge chances of winning?
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answer is in the description above. sorry if there is any error
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