What happened when the wheel was invented?

What do you think with the below Picture ?

Who always enjoys poor health?

500 women soldiers are arranged in an array of ten rows and fifty columns in accordance with their respective heights. Now, the tallest woman from each row is asked to move out in the front. From them, the shortest one is labelled as Alpha. They are then asked to resume their original position.

Now, the shortest woman in each column is asked to come out in front. The tallest among them is labelled as Beta.

Can you find out if Alpha will be taller or Beta?

How can you write nineteen in a manner that if we take out one, it becomes twenty?

John’s parents have three sons: Snap, Crackle, and what’s the name of the third son?

What is the word or phrase below?
R | E | A | D

Solve this tricky question. You are trapped in a forest. With you, you have a gun preloaded with two bullets in it. In front of you, there is a tiger, a leopard and a jaguar.

How do you survive?

You board a train. The train will have to enter a tunnel soon. You are claustrophobic. Which place is the best for you to sit?

Can you think of a smallest +ve number such that if we shuffle the digits of the number, the new number becomes double the original number?