As easy as you can get into me, it is as hard to get out of me.

Do you know what I am?

What is the coolest letter in the alphabet?

I am white when I am dirty, and black when I am clean. What am I?

If,

20 % 5 = 24

21 % 7 = 33

42 % 6 = 67

Then;

66 % 6 = ?

What do you see in the image below

A detective visits his friend John just to discover that John's neighbour Dr Jacob was murdered. Dr Jacob, who is a mathematician wrote the murderer's name in a code word "Hcqtfz". There were five suspects
1. Ajit
2. Pankaj
3. Ganpat
4. Deenu
5. Hariya

The Detective was instantly able to find the murderer.
Can you?

John: "Hi Teacher, What is your favourite movie ?".
Chemistry Teacher: "Indium Cerium Platinum Iodine Oxygen Nitrogen".
Ten seconds later... John replied I got it.

Do you?

What two things can you never eat for breakfast?

You need to pick one entry from pot A and one from pot B to have a perfect match. Can you do it?

What happened when the wheel was invented?