Question 1004788
You would divide the number of ways you can get 16 by the total number of ways three six-sided dice can come up (that would be 6^3 or 216)...
6,6,4
6,4,6
6,5,5
5,6,5
5,5,6
4,6,6
are the six ways you can get 16...
Thus the probability of rolling a 16 is
6/216 or 1 in 36...