math
posted by Andrzej .
A pair of dice are rolled find the following, a) the probability of doubles, b) the odds in favor of a sum greater than 2, c) the probability of sum that is even and less than 5

P(2) = 1/36
P(~2) = 35/36
only 2 and 4 are even and less than 5
P(4) = 3/36 = 1/12
P(4 or 2) = 1/36 + 1/12 = 1/9