The more it dries, the wetter it becomes. Can you tell what it is?

Can you solve below mathematical equation?

2^1234 - 2^1233

My grandson is about as many days as my son in weeks, and my grandson is as many months as I am in years. My grandson, my son and I together are 120 years. Can you tell me my age in years ?

The more you take me, the more you leave me behind.
Who Am I?

There are six people in a family namely M, N, O, P, Q and R.

R and O are brother and sister.

N is the brother of Q's husband.
P is the father of M and grandfather of R.

How many male members are in the family?

What country can make you shiver?

Who are the happiest people in IPL match?

What is black when you buy it, red when you use it, and gray when you throw it away?

The person who makes it has no need for it. He who purchases it does not use it. The person who does use it does not know they are. What is it?

I travel all around the world but always stay in the corner. What am I?