How old is your son? asked a man to his neighbour. My son is five times as old as my daughter and my wife is five times as old as my son. I am twice as old as my wife whereas my grandmother, who is celebrating her eighty-first birthday is as old as all of us put together.

How old is the man's son ?

Decode below rebus
D
N
A
T
S , D

I am Huge on Sunday and Saturday.
I am small from Tuesday to Thursday.
I do not exist on Monday and Friday.
Who am I?

Which digit occurred maximum times between the number 1 and 1000?

What does the following represent?

N N N N N N N

A A A A A A A

C C C C C C C

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?

Replace all '*' with digits 1, 2, 3, 4, 5 and 6 to make below statement true.

* *
x *
=====
* * *

What does the below rebus puzzle mean?

There was a blind man. He had four socks in his drawer either black or white. He opened it and took out two socks. Now the probability that it was a pair of white socks is 1/2.

Can you find out the probability that he had taken out a pair of black socks ?

In two decks of cards, what is the least amount of cards you must take to be *guaranteed* at least one four-of-a-kind?