A man fell off a smuggling boat into deep water. He could not swim and he was not wearing anything to keep him afloat. It took 30 minutes for the people on the boat to realize someone was missing. The missing man was rescued two hours later on the return trip. Why didn't he drown? Note:- He didn't know swimming, the sea was deep, and He wasn't holding anything

Our product and our sum always give the same answer. Who are we?

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?

Can you find a pattern and the missing number in the series given below?

100, 155, 258,? , 584, 819.

How many letters are in the alphabet?

How many people must be gathered together in a room, before you can be certain that there is a greater than 50/50 chance that at least two of them have the same birthday?

I make a loud sound when I’m changing. When I do change, I get bigger but weigh less. What am I?

Can you find the key in the picture below?

There is one thing that goes round the house and also inside the house but never even share a brief touch. What is it?

I have no doors but I have keys, I have no rooms but I have space, you can enter but you can’t leave! What am I?