What country can make you shiver?

In the given figure, move three matchsticks so that the resulting figure contains two rectangles.

Can you decipher the below rebus?

PBLUESAISNUERSES

I am quite hot but become too cold if you remove the first two letters. What am I?

In the given picture, you can find two letters missing. When two particular letters are placed in the missing spots, you get an eight-letter word while reading in the anti-clockwise direction. Can you find out the missing letters and the missing word eventually?

A man and a dog were going down the street. The man rode, yet walked. What was the dog’s name?

John left on a horse on Thursday , was gone for two days, and came back on Thursday after completing his work. How did that happen?

On a certain day, John celebrated his birthday. Two days later, his older twin brother Jacob celebrated his birthday.

Is this even possible? How can it be?

What Does this text mean:

important=important

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?