Solve the following series:
AZ, GT, MN, __, YB

In the given figure, you can see that four match sticks are used to form a square. Can you form five squares by using six matches?

John, Jack and Jill are in a desert. John doesn't like Jill and hence decides to murder him. He poisons the water supply of Jill. Since it is a desert area, Jill must drink or he will die of thirst.

Jack does not know of the actions of John and also decides to murder Jill. To succeed in his ill motives, he removes the water supply of Jill so he dies of thirst.

Jill dies due to thirst. Who murdered Jill?

Solve the equation by replacing the alphabet with numbers.

MOM + MOM + NO = BOOK=

What is the Surname of Barbie Doll?

I am taken from a mine and shut up in a wooden case, from which I am never released, and yet I am used by almost every person. What am I?

Which of the below owl is odd one out?

A man walked into a pub and went straight towards the Barman. He asked for a dirty martini from the Barman. The Barman thought something and then pulled out a pistol from his drawer and aimed it directly at the man. Why did he do that?

My thunder comes before the lightning; my lightning comes before clouds; my rain dries all the land it touches. What am I?

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?