Which flower has two lips?

What has one eye, but can’t see?

There are are five things wrong with this sentence; only geniuses will be able to to spot all of the mitstakes

What has a ring but no finger?

Two friends were betting. One said to the other, "The coin will be flipped twenty times and each time the coin lands on the head, I will give you $2 and each time it lands on the tale, you will give me $3." After flipping the coin twenty times not a single penny was exchanged among them.

How many times did the coin land on heads?

Can you find the key in the picture below?

I am a normal creature, but I have five hands. I can even have more but even then I will be considered normal.

Who am I?

What seven-letter word has hundreds of letters in it?

John and Jacob are twin brothers. One of them is a liar whereas the other one is a truth-teller.

I called their home number and one of them picked up.
I asked. 'Does John lie?' The person replied with a yes.

Whom did I talk with, John or Jacob?

Twenty frogs are sitting on a log floating on the surface of a river. Two of them decide to jump off into the water.

How many frogs are there on the log at this moment?