There was a strange boy who was born before his father. How can this be possible?

How many times can you subtract the number two from the number fifty?

What always comes into a house through the keyhole?

It has horns but can’t beep. It is like to bleat but It is not a sheep. What is it?

What has one eye, but can’t see?

A woman is sitting in her hotel room and hears a knock at the door. She opens the door to see a man whom she’s never met before. He says, “I’m sorry, I have made a mistake, I thought this was my room.” He then goes down the corridor and into the elevator. The woman goes back into her room and calls security. What made the woman so suspicious of the man?

A boy and a girl are sitting on the porch.
"I'm a boy," says the child with black hair.
"I'm a girl," says the child with red hair.
If at least one of them is lying, who is which?

Can you solve the below algebraic mathematical equation?

(J+O+I+N+T)3 = JOINT

In a rainy season, one day 3 huge ladies walked under a normal-sized umbrella.
The umbrella is not huge enough to accommodate all 3 ladies yet not a single lady got wet. Why?

How do you go from 98 to 720 using just one letter?