Mathematics, 19.07.2020 04:01, luisgonz5050

In a box, there are 8 red balls, 9 blue balls and 7 green balls. One ball is picked up randomly. What is the probability that it is ? neither blue nor green

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In a box, there are 8 red balls, 9 blue balls and 7 green balls. One ball is picked up randomly. Wha...