question_answer

A box contains 6 red, 4 white and 5 black balls. A person draws 4 balls from the box at random. Find the probability that among the balls drawn there is at least one ball of each colour.

A)  \[\frac{26}{51}\]                                  

B)  \[\frac{48}{93}\]

C)  \[\frac{48}{91}\]                      

D)  \[\frac{54}{95}\]

E)  None of these