Why is a river so rich ?

John was piloting a plane behind a car but was never able to overtake it. Why?

A woman shoots her husband.

Then she holds him under water for over 5 minutes.

Finally, she hangs him.

But 5 minutes later they both go out together and enjoy a wonderful dinner together.

How can this be?

I make a loud sound when I’m changing. When I do change, I get bigger but weigh less. What am I?

You measure my life in hours
I serve you by expiring
I vanish faster when I am thin
and slower when I am thick
The wind is my energy
What am I?

What is the longest word in the dictionary?

I can be made.
I can be cracked.
I can be told.
I can be played.

Who am I?

A shepherd had 18 sheep, out of which, all but ten died.

Can you tell us how many sheep was he left with?

using four eights (8) and a one (1) and one mathematical symbol , create the number 100

John killed hundreds of people mercilessly and yet the police were not able to put her behind the bars. Why?