Find the missing letter in the last circle logically in the given below picture.

There are nine letters in the below-given diagram. You have to form a nine-letter word using these letters.

I possess a head

I flaunt a tail

But I don't have mouth or legs

Can you find out who I am?

A Detective reviewed the information they had on the case so far.

A lady named 'Caterina' was found shot and they already had a list of suspects - Ankit, Tarun, Harish, Manoj and Manish.
The killer is a fan of challenges him by leaving notes ad various places.
* The first was found in a toilet room.
* The second was found in an art room.
* The third was in a restroom.
* the fourth in an underwater room.
* The fifth at the no-smoking room.

All of the notes read the same thing, 'The clues are where you find the notes.' Yet, nothing was found at any place the notes were.
Detective the genius, immediately solved the case.
Who was the killer?

Can you solve below mathematical equation?

2^1234 - 2^1233

A woman is sitting in her hotel room and hears a knock at the door. She opens the door to see a man whom she’s never met before. He says, “I’m sorry, I have made a mistake, I thought this was my room.” He then goes down the corridor and into the elevator. The woman goes back into her room and calls security. What made the woman so suspicious of the man?

What month of the year has 28 days?

Can you find out which options fits best with the missing column?

What is full of holes but still holds water?

Do You See It?