What is both possible and impossible at the same time?

You have an empty wine bottle with a cork that has been secured at the top in a normal way. There is a metal ring inside the bottle that is suspended by a string.

How can you make the metal ring drop to the bottom if you are not allowed to touch anything - not the bottle, not the cork, not the thread and not the ring?

How many sides does a circle have?

What goes through cities and fields, but never moves?

Can you find out which number multiplied by itself will give the output as 12345678987654321?

Can you solve the photo plexer logic ?

How can you leave a room with two legs and return with six legs?

Count the number of triangles in the below picture?

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

why?

In a classic wine shop, the list of three most popular wines are:
- The cost of 1 French wine bottle: 500$
- The cost of 1 German wine bottle: 100$
- The cost of 20 Dutch wine bottles: 100$

John entered the wine shop and he needs to buy
- All three types of wine bottles.
- Needs to buy Dutch wine bottles in multiples of 20.
- Need to buy 100 wine bottles in total.

John has only 10000$. How many wine bottles of each type, John must buy?