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Q: A bag contains 8 red and 4 green balls. Find the probability that two balls are red and one ball is green when three balls are drawn at random.

  • 1
    56/99
  • 2
    112/495
  • 3
    78/495
  • 4
    None of these
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Answer : 2. "112/495"
Explanation :

Answer: B) 112/495 Explanation: nS= C4 12=495   nE= C28×C14=112   ∴P(E)=112495

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