A few friends are enjoying their sea voyage in a boat full of apples. On the way, they felt hungry and thus decided to eat the apples. Together, they ate two dozen of apples. When they have eaten the apples, will there be any change in the water level?

A man lives on the fifteenth floor of an apartment building. Every morning he takes the elevator down to the lobby and leaves the building. In the evening, he gets into the elevator, and, if there is someone else in the elevator, or if it was raining that day, he goes back to his floor directly. Otherwise, he goes to the tenth floor and walks up five flights of stairs to his apartment. Can you explain why he does this?

Move three sticks of the spiral below to form a square.

What you cannot hold but it is yours?

If two fifty-foot ropes are suspended from a forty-foot ceiling that is twenty feet apart, how much rope will you be able to steal if you have a knife?

What animal walks on four legs in the morning, two legs during the day, and three legs in the evening?

Oedipus, the king of Thebes, figured out the answer to the riddle:

By what process could you make a 'Tea-Table' into food?

What does the following represent?

N N N N N N N

A A A A A A A

C C C C C C C

Can you identify the direction in which this bus is moving; left or right?

Hint: The bus is moving on the roads of London.

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