What does this below rebus puzzle mean?

How is the moon similar to a dollar?

Using Only Five 5's and any mathematical operator make sum as 37

A man was gazing through the window of the 23rd floor of the building. He suddenly opened the window and jumped on the other side of the window. On landing on the floor, there was not a sheer mark of injury on him.

How can that be possible if he did not use any kind of parachute and did not land on a soft surface?

In the given figure, you can see that four match sticks are used to form a square. Can you form five squares by using six matches?

What can you deduce from the following BrainBat?

CRY
LMKI

A man who was outside in the rain without an umbrella or hat didn’t get a single hair on his head wet. Why?

A deaf and mute man goes to the train station. Tickets for the train are 50 cents each. The man goes to the ticket booth and hands the man inside just a dollar. The man in the booth hands him two tickets.

How did the man in the booth know to give him two tickets without even looking at him?

What animal walks on four legs in the morning, two legs during the day, and three legs in the evening?

Oedipus, the king of Thebes, figured out the answer to the riddle:

I am a prime number.
The double of myself is equal to the square of me.

which number am I?