First, think of the colour of clouds. Next think the colour of snow. Last, think of the colour of the moon. Now, what do cows drink?

On one occasion, A Boy collects 71 rupees in form of 20 paise and 25 paise. He collects a total of 324 coins.

Can you tell me how many 20-paisa and 25-paisa he got?

I am a white box having no key or lid.
Yet there is a golden treasure inside it.

What Am I?

Can anyone tell me a word in the English dictionary which has a silent 'z'?

Give it food and it will live; give it water and it will die.

I am white when I am dirty, and black when I am clean. What am I?

There are three light switches outside a room. One of the switches is connected to a light bulb inside the room.
Each of the three switches can be either 'ON' or 'OFF'.

You are allowed to set each switch the way you want it and then enter the room(note: you can enter the room only once)

Your task is to then determine which switch controls the bulb?

What four weights can be used to balance from 1 to 30 pounds?

A man looks at a painting in a museum and says, “Brothers and sisters I have none, but that man’s father is my father’s son.” Who is in the painting?

How can a man go eight days without sleep?