Question

A die is thrown. If $A$ is the event that the number on upper face is an even, then write sample space and event $A$ in set notation.

Answer 1

Let $S$ be the sample space of throwing a die
Then, $S=\{1,2,3,4,5,6\}$
Let $A$ be the event that the number on upper face is an even.
$A=\{2,4,6\}$