How can one talk without saying a single word?

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

Remove two matchsticks to make the below equation correct.

The more of this there is, the less you see. What is it?

While handling a project, the landscaper is asked by the owner of the mansion that he wants four trees in front of his mansion that are exactly equidistant from each other.

How will he do it?

What number divided by 4 is the same as that number minus 4?

Eight of us go fourth, not back, to protect our king from an attack. What are we?

I am first found in caves, now prolific online; I am a depiction, a drawing, a symbol, or sign. I will convey whichever mood you could wish; or for that matter, a fist, flask, or fish. What am I?

Take 9 from 6, 10 from 9, 50 from 40, and leave 6.

How Come ??

A man looks at a painting in a museum and says, “Brothers and sisters I have none, but that man’s father is my father’s son.” Who is in the painting?