Answer:
total possible outcome is 36
sum = 7 --> (1;6) (2;5) (3;4) (4;3) (5;2) (6;1) ---> 6
= 11 --> (5;6) (6;5) ---> 2
⇒ [tex]\frac{6 +2}{36}[/tex] = 8/36 = 2/9