Question

When rolling a 6-sided die twice, determine P(sum of 4).

three thirty sixths
five thirty sixths
eight thirty sixths
two sixths

Answer 1

consider all the ways to get a sum of 4 on two die

1 + 3
3 + 1
2 + 2

divide the number of ways to get 4, by the total number of outcomes for rolling two 6-sided die