Can you decipher the below rebus?

PBLUESAISNUERSES

I am under you when I am whole.
I shift above you if you remove the first letter.
I come all around you if you remove the second as well.

Can you tell me who I am?

You are on a Boat in the mid of a river. You have two cigarettes with you. One of these two you have to light, how will you light the cigarette?

Can you count the number of quadrilaterals in the picture below?

Can you replace the question mark with the correct number in the below table sequence?

The more it dries, the wetter it becomes. Can you tell what it is?

What has no start, end, or centre?

There are are five things wrong with this sentence; only geniuses will be able to to spot all of the mitstakes

Name a key which is hardest to turn.

How many bricks does it take to complete a building that is 15 feet wide, 30 feet deep, and 12 feet tall made of brick?