SOLUTION: A pair of dice is rolled. What is the probability that the sum of the numbers rolled is either an even number or a multiple of 3? Show the solutions

Algebra ->  Probability-and-statistics -> SOLUTION: A pair of dice is rolled. What is the probability that the sum of the numbers rolled is either an even number or a multiple of 3? Show the solutions       Log On


   



Question 1192689: A pair of dice is rolled. What is the probability that the sum of the numbers rolled is either an even number or a multiple of 3? Show the solutions
Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
The probability of a 2 is 1/36
3--2/36
4-3/36
5-4/36
6-5/36
7-6/36
8-5/36
9-4/36
10-3/36
11-2/36
12-1/36
-
You want the sum of 2,4,6,8,10,12, 3, and 9
you don't want 5.7.11 and their sum is 12/36
Therefore the answer is 1-12/36=2/3

-