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Question

PROBABILITY :

These questions are based on the following data.

A bag contains 3 white balls, 4 black, 6 brown balls and 2 orange balls.

If four balls are picked at random, what is the probability that none is white?

  • 17/91
  • 33/91
  • 51/91
  • 65/91
  • None of these
Answer- B

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