Question

From a group of six people, two individuals are to be selected at random. How many possible selections are there?

a. 15.
b. 12.
c. 36.
d. 8.

Answer 1

15

Explanation:

1,2 1,3

1,4 1,5

1,6 2,3

2,4 2,5

2,6 3,4

3,5 3,6

4,5 4,6

5,6