Best riddles for teens

I am in a land where thirty men and two women were dressed in classic black and white dress. They began to fight as soon as any of them moves. Where am I ?

I'm in you, But not in him, I go up, But not down, I'm in the colosseum, But not a tower, I'm in a puzzle, But not a riddle.

The more it dries, the wetter it gets. What is it?

Why is someone who borrows money but does not pay it all back like a football player?

You are in a room with 3 monkeys. One monkey has a banana, one has a stick, and one has nothing. Who is the smartest primate?

What never asks questions but is often answered?

What did the valentine card say to the stamp?

Think of a number. Double it. Add ten. Half it. Take away the number you started with. What is your number?

A man has two ropes of varying thickness (Those two ropes are not identical, they aren’t the same density nor the same length nor the same width). Each rope burns in 60 minutes. He actually wants to measure 45 mins. How can he measure 45 mins using only these two ropes. He can’t cut the one rope in half because the ropes are non-homogeneous and he can’t be sure how long it will burn.

If Fortune had a daughter, what would her name be?