A number with an interesting property:

When I divide it by 2, the remainder is 1.
When I divide it by 3, the remainder is 2.
When I divide it by 4, the remainder is 3.
When I divide it by 5, the remainder is 4.
When I divide it by 6, the remainder is 5.
When I divide it by 7, the remainder is 6.
When I divide it by 8, the remainder is 7.
When I divide it by 9, the remainder is 8.
When I divide it by 10, the remainder is 9.

It's not a small number, but it's not really big, either.
When I looked for a smaller number with this property I couldn't find one.

Can you find it?

Always in you, Sometimes on you;

If I surround you, I can kill you.

What am I?

A pond had 60 fish, out of which, all but 20 died.
How many fishes are now present in that pond?

It is always ahead of me yet I can never see it. What is it?

If,

Akriti = 631
Levis = 521
Sroti = 521
Aneel = 533
Then,
Sunil =?

If two's company, and three's a crowd, then whats four and five ?

A clock loses 10 minutes each hour. If the clock is set correctly at noon, what time is it when it reads 3 PM?

Can you name an animal whose killing cannot be performed without spilling your own blood?

When it's bad luck to meet a black cat?

A father's child, a mother's child, yet no one's son.

Who am I?