Always in you, Sometimes on you;

If I surround you, I can kill you.

What am I?

While going to your grandmother's house, you counted Twenty houses on the right side. While returning back to your home, you counted Twenty houses on the left side.

How many houses are there between your home and your grandmother's home?

When my father was 31 I was 8. Now he is twice as old as me. How old am I?

I am looking for a word that change both gender and number when i add the letter 'S'.

What Word am I Looking For ?

You knock a Table over in the library, and suddenly 20 eyes are looking at you.

Can you name any English verb that becomes its past tense by simply rearranging the alphabets ?

If,

A = 1

B = 2

C = 3

...

...

Z = 26.

Based on above rule, you need to find an eleven letter word whose letter sum is equal to 52.

I am the fastest animal but cannot climb the tree. What am I?

What demands an answer, but asks no questions

I have four wings but can't fly.
I express no emotions.
I am found on the exact spot every time you look.
I keep toiling away with a little sound.

Do you know what am I?