I never stop running even when I standstill. If I am formed by joining two identical bodies together, can you guess who I am?

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?

Find the smallest sentence with all the English alphabet.

I was speeding and ran through a stop sign, yet two traffic officers who were there do nothing about it.

why?

John drives to his office at 20km/hr. After reaching the office, he realizes that today is a holiday. He went back at an average speed of 30km/hr. Discounting the time spent in the stoppage what was the average speed of his journey?

I make a loud sound when I’m changing. When I do change, I get bigger but weigh less. What am I?

What Time Should the last watch show in the below figure?

What is the largest amount of money that you can possess in change and still if someone asks you for a dollar, you won't be able to give?

Can you decipher these quotes by Albert Einstein?
Blf xzm mvevi hloev z kilyovn lm gsv ovevo lm dsrxs rg dzh xivzgvw.

Can you solve below mathematical equation?

2^1234 - 2^1233