\
Two dies are thrown at random.
\Since it has
faces.
The number of possible out comes of one die is
.
The Total number of out comes when two dies are thrown is
.
Let us consider random event E, the sum of the two dies is
.
The sum of the two dies is possible in two cases:
.
Probability of an event
is
.

\
The probability that whose sum of the two dice
is
.