I have an eye but still cannot see.

Who am I?

I know a 5-digit number having a property that With a 1 after it, it is three times as large as it would be with a one before it.

Guess the number?

A sundial has the fewest moving parts of any timepiece. Which has the most?

Find the next number in the series

12, 20, 40, 72, 116, 172 ?

Can you divide the below-given shape into four equal and identical pieces?

Most people think of me as money. But when they find me in the water, they won’t get any money out of me. What am I?

A boy was at a carnival and went to a booth where a man said to the boy, "If I write your exact weight on this piece of paper then you have to give me $50, but if I cannot, I will pay you $50." The boy looked around and saw no scale so he agrees, thinking no matter what the carny writes he'll just say he weighs more or less. In the end the boy ended up paying the man $50. How did the man win the bet?

I am the fastest animal but cannot climb the tree. What am I?

I have four wings but can't fly.
I express no emotions.
I am found on the exact spot every time you look.
I keep toiling away with a little sound.

Do you know what am I?

how come the second man dies?