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Sticky Note
A ball is selected at random from a box. If the box has 9 white, 8 green and 3 orange balls, the probability of the balls is not orange:
  1. 11/20
  2. 12/20
  3. 17/20
  4. none of these
Explanation

Solution

Probabilities'

white-9

green-8

orange-1


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