I’m light as a feather, yet the strongest person can’t hold me for five minutes. What am I?

A train full of passengers goes through a tunnel. When the train comes out from the other end, there is no single person on the train.

How did it happen?

Can you figure out the logic I used to decide the order of the following words:
gun, shoe, spree, door, hive, kicks, heaven, gate, line, den

Can you find out the missing number?

? 4 5 3 5

9 5 7 10 3

How many times can you subtract the number 5 from 25?

A maths symbol is hidden in the below Bar Graph. Can you decipher it?

Can you find the key in the picture below?

There is a family that live in a round house. The two parents go out for a movie and leave a babysitter to watch their son. They come back and the kid was not there. Some one kidnapped him. The maid said she was cleaning in a corner. The cook said he was making pizza. The babysitter said she was getting a board game. Who kidnapped him.

What does an Island and the letter T have in common?

You walk into a room that contains a match, a kerosene lamp, a candle and a fireplace. What would you light first?