You may enter, but you may not come in. I have space, but no room. I have keys, but open no lock. What am I?

Two men are in a desert. They both have packs on. One of the guys is dead. The guy alive has his pack open, and the guy who is dead has his pack closed. What is in the pack?

In the below-given picture of a pretty girl, there is something wrong. Can you find out what it is?

If you say my name, I will no longer exist. What am I?

I was speeding and ran through a stop sign, yet two traffic officers who were there do nothing about it.

why?

John replied, when asked how old he was. In 2 years he will be twice as old as he was five years ago.' How old is he ?

A tree doubled in height each year until it reached its maximum height over the course of ten years. How many years did it take for the tree to reach half its maximum height?

There is a place where if I stand up straight, I will still be considered sideways.

What brings you down but never up?

I have four wings but can't fly.
I express no emotions.
I am found on the exact spot every time you look.
I keep toiling away with a little sound.

Do you know what am I?