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A bag contains 5 red, 4 green and 6 blue balls. One ball is drawn at random. Find the probability that it is NOT green.

Competition practiceData & Probability
  • A11/15
  • B4/15
  • C1/15
  • D11/4

Step-by-Step Solution

Total balls = 15. Balls that are not green = 5 + 6 = 11. So P(not green) = 11/15.
Answer: A) 11/15

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