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

It's pretty hard to give up.
If you remove a part of it, you will be left with a bit.
Even if you remove another part, the bit still remains.
Remove one more and it still remains.

What is it?

I have Rs.50 and I spend it in the way as below.

Why do people go to bed?

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?

Can you calculate the probability of getting a sum of six when a dice is thrown twice?

When is the top of a mountain similar to a savings account?

What is the Surname of Barbie Doll?

I am something people love or hate. I change peoples appearances and thoughts. If a person takes care of them self I will go up even higher. To some people I will fool them. To others I am a mystery. Some people might want to try and hide me but I will show. No matter how hard people try I will Never go down. What am I?

Why Aeroplane windows are round?