Question

A single die is rolled twice. The 36

equally likely outcomes are shown to the right.
Find the probability of getting two numbers
whose sum is 3.
First Roll
Second Roll
2010
0 (1,1) (1.2) (1.3) (1,4) (1,5) (1,6)
D (2.1) (2,2) (2,3) (2,4) (2,5) (2,6)
(3.1) (3,2) (3.3) (3,4) (3.5) (3.6)
3.4) )
EID (4.1) (4,2) (4,3) (4.4) (4.5) (4,6)
3 (5.1) (5.2) (5.3) (5,4) (5.5) (5,6)
3 (6.1) (6,2) (6.3) (6,4) (6,5) (6,6)
The probability of getting two numbers whose sum is 3 is
(Type an integer or a simplified fraction.)

Answer 1

1/18

Explanation:

There are only two possibilities that result in a sum of 3, (2,1) or (1,2).