Question

Find the probability P(prime sum when tossing 2 dice). (Write your answer as a fraction.)

Answer 1

possible rolls are
2,3,4,5,6,7,8,9,10,11,12
primes are
2,3,5,7,11
find the probability of each and add them up

Answer 2

\[\frac{1+2+4+6+2}{36}\]