In the Chess Board picture below white army is arranged. You need to add a black army on the board such that no piece is under any threat.
Note: Army comprised of 1 king, 1 queen, 2 rooks, 2 bishops, 2 knights, and 8 pawns.

This is a simple one. You just have to count the number of Fs in the given sentence.

Finished Files are the result of years of scientific study combined with the experience of years.

How many did you count?

Which is Odd One Out and why?

4377

3954

9862

8454

9831

A person is found murdered in his Chamber. When the crime scene is investigated, the Investigator find out that there is a calendar on which the victim has written a few numbers with his blood. The numbers are 4, 11, 11 and 4.

There are four suspects in the murder, John, Jacob, Anna and Lee. Can you find out who is the murderer?

Who can jump higher than a Mountain?

Analyze and find the missing item in the sequence:
16, 06, 68, 88, __, 98

Here is a mathematical expression that also secretly tells a movie name. What movie is that?

A train leaves from point A for point B at 80 mph. After half an hour, another train leaves from point B for point A at 60 mph.

Which of the trains will be farther from point A when they meet ?

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

Look at the below sequence of letters and tell us what the next letter should be:

O T T F F S S ?