How can a man go eight days without sleep?

Can you decipher the below rebus?

PBLUESAISNUERSES

Which digit occurred maximum times between the number 1 and 1000?

A newspaper is supposed to have 60 pages.Pages 14 and 21 are missing from the newspaper.

Can you tell me , Which other pages won't be there as well ?

What is the coolest letter in the alphabet?

When is the top of a mountain similar to a savings account?

There is so small cabin inside a deep forest.
All the forest burned out to worst possible but the inside of the cabin is still the same.
However all the person inside the cabin die.

How come ?

Double it and multiply it by 4. Then divide it by 8 and you’ll have it once more. What number is it?

What happened when the wheel was invented?

Find three numbers such that When we multiply three numbers, we will get the prime numbers. The difference between the second and the first number is equal to the third and second.