How can a man go eight days without sleep?

What word is represented by this rebus?

Once while in his court, King Akbar asked Birbal to write something on a wall that makes one sad when read in good times and makes one happy when read in sad times.

He took only a few moment and wrote something that fit the requirements. What did he write?

There is a hypothetical state between the USA and Mexico border 'Tango'.
Here 70 percent of the population have defective eyesight, 75 percent are hard of hearing, 80 percent have Nose trouble and 85 percent suffer from allergies, what percentage (at a minimum) suffer from all four ailments?

Which is heavier: a ton of bricks or a ton of feathers?

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

What has many teeth, but cannot bite?

A father is locked up in jail. His wife has gone bankrupt. Their male child has to sell his hotel in order to gain some money. Yet their girl child does not care and is quite happy.

How can someone be so rude?

Replace the question mark with the correct number in below Picture:

What has six faces, but does not wear makeup, has twenty-one eyes, but cannot see? What is it?