I have some blue and red sock in my drawer. I have a total of 4 socks. I pick 2 socks and the chance that I get a pair of red socks is 1/2.

What is the chance of picking a pair of blue socks?

Your last good ping-pong ball fell into a narrow metal pipe embedded one foot deep in concrete.
How can you get it out undamaged, if all the tools you have are your tennis paddle, shoe laces, and plastic water bottle, which does not fit into the pipe?

A couple went to a hill station to enjoy their vacation. They have 12 sons, and each has a wife who has 3 sons further.

How many people went to the hill station?

There was an aeroplane crash, every single person died, but two people survived. How is this possible?

What is the next number in the series?

15 29 56 108 208 ?

What makes this number unique: 8,549,176,320?

Can you name some countries which do not have the alphabet 'A' in them?

I am written with two letters.
I said with the one.
I usually am seen with the two.

Who am I?

Readers with the most attentive eyes can find three differences between the pictures of a cat on a box. Test your observation power now!

An apple seller is hosting a competition. He offers 1000 apples and 10 boxes to the people who pass by. The challenge is to put those 1000 apples in the 10 boxes in such a manner that if he asks for any amount of apples, the person can directly give him the boxes or a combination of boxes. If the person can do it, he promises to give a thousand apples for free.

If you happen to pass by the apple seller, will you be able to win a thousand apples?