Can you replace the question mark with the correct number?

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?

The more it dries, the wetter it becomes. Can you tell what it is?

How could a baby fall out of a twenty-story building onto the ground and live?

What can you serve, but never eat?

You walk into a room that contains a match, a kerosene lamp, a candle and a fireplace. What would you light first?

All of you like to eat me. I am a five-lettered word. Remove the first two and I turn into an infamous animal. Remove just the first and I become a heinous crime. Remove the first and the last and you can groove on me.

Can you guess who am I?

One is to three as three is to five and five is to four and four is the magic number.
What is the pattern?

Why is it very easy to weigh a fish?

If you're 8 feet away from a door and with each move you advance half the distance to the door. How many moves will it take to reach the door?