A bag contains 7 red, 6 blue and 9 green balls. A ball is drawn at rondom from the bag. Find the probability of getting balls of each colour
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Answer:
Total number of balls = (10 + 5 + 7) = 22
Total number of non-blue (red+green) balls = (10 + 7) = 17
Probability = (Asked occurrence)/(Total occurrence)
= 17/22 = 0.77
Hence, the probability that the picked ball is not a blue ball is 0.77
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