A box contain 3 red, 4 white and 5 green balls. Three balls are drawn at random and replace one after the other. What is the proba

Question

A box contain 3 red, 4 white and 5 green balls. Three balls are drawn at random and replace one after the other. What is the probability that the first is green, the second is white and the third is green ( green, white, green)

Lydia · Answer

Answer:   number of outcomes =12  probability of getting ball  1.green=5/12  2.white=1/3  3.red=1/4

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