If from each of the three boxes containi...

If from each of the three boxes containing 3 white and 1 black, 2 white and 2 black, 1 white and 3 black balls, one ball is drawn at random, then the probability that 2 white and 1 black balls will be drawn, is

`13/32`

`1/4`

`1/32`

`3/16`

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