Can you find a number that lies one third of the distance between 1/3 and 2/3?

Find the number of squares in the below-given picture.

What 8 letter word can have a letter taken away and it still makes a word. Take another letter away and it still makes a word. Keep on doing that until you have one letter left. What is the word?

The doctor advised his patient to take a tablet after every fifteen minutes. He gave him five tablets in total.

How much time will he take to have all the five tablets?

Decode the below four famous ciphers:

8P of the SS
1M of the E
1S of the SS
60M in 1H

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 place six X (crosses) in below board without making three in a row in any way ?

Which is the smallest number that you can write using all the vowels exactly once?

What word begins and ends with an E, but has only one letter?

Replace the question mark with the number below given a simple math problem.