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A bag contains 4 blue and 8 red identical balls. If two balls are picked…

A bag contains 4 blue and 8 red identical balls. If two balls are picked at random with replacement, what is the probability of picking two balls of different colours?
  • A.
    1
  • B.
    (frac{13}{26})
  • C.
    (frac{5}{18})
  • D.
    (frac{4}{9})
  • E.
    (frac{2}{9})
Correct Answer: Option D
Explanation