Question

List all subsets of{0,1,3}.How many do you get?

Answer 1

The subsets of $\{0,1,2\}$ are:

$$\{\}, \{0\},\{1\},\{2\},\{0,1\},\{0,2\},\{1,2\},\{0,1,2\}$$

making a total of 8 subsets.