A single die is rolled twice. the 36​ equally-likely outcomes are shown to the right. find the probability of getting two numbers whose sum is 5.

Total possible outcome = 36

Outcome with sums is 5 = 4
{1, 4} (2, 3} {3, 2} {4, 1} 

P(getting sum = 5) = 4/36 = 1/9

Answer: 1/9