A bag contains 4 yellow, 5 red, 3 green and 4 black balls.

If 4 balls are drawn randomly without replacement, what is the probability that the balls drawn contains balls of different colors?

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A bag contains 4 yellow, 5 red, 3 green and 4 black balls.

If 4 balls are drawn randomly without replacement, what is the probability that the balls drawn contains balls of different colors?

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