Solve below rebus puzzle?

A man is found dead with a knife in his back When the investigation is done. A chair lays beside him and the forensic team finds moisture around the body.

If he committed suicide, how did he do it?

Double it and multiply it by 4. Then divide it by 8 and you’ll have it once more. What number is it?

There are three houses in a straight row. One is red, one is blue, and one is white. The red house is left of the middle. The blue house is right of the middle. Where's the white house?

Solve the rebus riddle in the picture below.

Move four matchsticks to the below square to form three squares?

Which English verb becomes past tense just by rearranging the letters?

I look at you, you look at me I raise my right, you raise your left. What am I?

The product of three consecutive numbers is 7980.
Then the sum of these consecutive numbers would be?

In a kingdom, King George did not allow any citizen to visit the world outside. Also, only a person with proper paperwork was allowed to enter or he was sent back. A wooden bridge was what connected the kingdom to the world. The king had appointed a sharpshooter who would check the every five minutes on the bridge to check. After checking, he would go back to his hut and return exactly after five minutes again. The bridge took 9 minutes to cross.

A merchant was able to escape the kingdom without harming the shooter. How?