Question

A pair of dice is rolled. Fnd the sum is 12. The sum is 12 given the sum is even

Answer 1

What's 12 divided by 2?

Answer 2

I think the question is find probability of the sum is 12 given the sum is even

Answer 3

Let define:
S : sum of them
\(P(S =12| S is even)= \dfrac{P(S =12 \cap S ~is ~even)}{P (S ~is~ even)}\)

Answer 4

To have it, you must have the table: