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Permutation & Combination Or Probability Questions

  • Numerical Ability - Permutation & Combination Or Probability
Question

A box contains 5 green, 4 yellow and 3 white marbles. Three marbles are drawn at random. What is the probability that they are not of the same colour ?

  • A) 40/44
  • B) 44/41
  • C) 41/44
  • D) 40/39
  • E) 44/39
Solution
solution image
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