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?

There is a brick of gold and a brick of iron in a boat (both 10-inch blocks), if they are both dropped into the water which will make the water level higher?

What's the only room from which no one can enter or leave

Outside a tattoo artist's shop, there was a signboard which read 'I make tattoos on only them who do not tattoo themselves'.

Reading it what do you think, does the tattoo artist tattoo himself?

Find the hidden panda in the image below.

You are confined in a room and given two metal rods. Out of these two rods, one is magnet and the other is the iron rod. They look starkly similar. You don't have any other metal object in the room.

How will you decide which one of those is magnet?

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

Can you find out the remainder when 3^300 is divided by 5?

Can you solve below mathematical equation?

2^1234 - 2^1233

When you say goodbye, I am what you need to tie.
I come as a couple and go wherever you run.
Who am I?