A blonde walks into the police department looking for a job. The officer wants to ask her a few questions….
Officer: What’s 2+2?
Blonde: Ummmmm… 4!
Officer: What’s the square root of 100?
Blonde: Ummmm… 10!
Officer: Good! Now, who killed Abraham Lincoln?
Blonde: Ummmm… I dunno.
Officer: Well, you can go home and think about it. Come back tomorrow.