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?

The person who makes it has no need for it; the person who buys it has no use for it. The person who uses it can neither see nor feel it. What is it?

I look at you, you look at me, I raise my right, you raise your left. What am I?

I speak without a mouth, and hear without ears. I have no-body, but I come alive with the wind. What am I?

Prove that twice of ten is the same as twice of eleven.

Spelt forwards I’m what you do every day, spelled backwards I’m something you hate. What am I?

The below given figure comprises of a pattern through which you can determine the missing letter. Can you push your mind to find the pattern and add the missing letter?

In 1990, a person is 15 years old. In 1995, that same person is 10 years old. How can this be?

A man and a dog were going down the street. The man rode, yet walked. What was the dog’s name?

There were five men at church, and it started raining while they were outside. The four that ran still got wet, but the one that was still stayed completely dry. Why did he stay dry?