Question

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 4.

Answer 1

1/12

Explanation:

There are 3 ways to get two numbers whose sum is 4:

1 and 3, 2 and 2, and 3 and 1

So the probability is 3/36 = 1/12.