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?

I know there are two methods by using three time the same number with a plus(+) operator , you can make sum as 60.

One of them is 20+20+20.

whats the other way ?

In the picture below can you find the correct switch that will turn on the bulb?

In four steps you need to move the word 'cold' From 'warm' by replacing one alphabet at a time such that every word formed at each step is acceptable in English Dictionary.

Can You Find the Missing Zero? A Number Puzzle that Will Trick Your Eyes

What can run but never walk, have a mouth that never speaks, have a head that never weeps, and have a bed but never sleeps?

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

What does the following BrainBat signifies?

ABCDEFGHIJKLMNOPQRSTUVWYZ

QQQQQQQQQQQQQQQQQQQQQQQQQ.

I’m light as a feather, yet the strongest person can’t hold me for five minutes. What am I?

John enters a small room. The Door Closes.
When the door opens, John is in a larger room.

Explain?