Yesterday I fell from 30 feet high ladder but I don't get hurt. Why?

If your uncle’s sister is not your aunt, what relation is she to you?

Spot 5 differences in two Christmas tree below:

You are in a room that has three switches and a closed door. The switches control three light bulbs on the other side of the door. Once you open the door, you may never touch the switches again. How can you definitively tell which switch is connected to each of the light bulbs?

When can we add 2 to 11 and get 1 as the correct answer?

The doctor prescribed you to take one pill from the bottle every half an hour. The bottle is now left with only three pills.

How long do you think you have before you run out of pills?

Find the number of squares in the below picture

Can it be possible to build a house that has all its four walls facing towards the South?

Can you identify if it's a murder or a suicide ?

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?