# Blog Archives

## Let’s get a perm!

How many different ways can I arrange the pictures on my wall? How many different seating arrangements are possible in this office? How many different ways can I make this sandwich?

Maybe you’ve never been asked these questions (or asked them of yourself), but I have. Surprisingly, the number of possible arrangements in most circumstances is usually much higher than you may have thought. Trying to count them all on your own would probably take you way longer than it would take to make a sandwich, and honestly wouldn’t you rather be eating a delicious sandwich? I know I would. Read the rest of this entry