What is harder to catch the faster you run?

Can you solve this picture maths equation?

What happened when the wheel was invented?

What can you hold in your right hand, but never in your left hand?

Why despite killing dozens of people Charley and Wilma were not punished?

John named his first son Alpha, second Beta, third Charlie and fourth Delta. What is the fifth son's name?

One day, I thought of ways that can be used for creating a palindrome. So I decided that I will turn into a larger number by adding the reversed digits to the original number and keep doing it till I finally obtained a palindrome.

I am not sure if this process will always result in a palindrome eventually but I was able to produce a four-digit palindrome. Can you guess my starting number?

It is a six-letter word.
The first four letters are me.
The second and last letters are the same.
The fourth second and last letter is payment.

Who is it?

In two decks of cards, what is the least amount of cards you must take to be *guaranteed* at least one four-of-a-kind?

What word is pronounced the same if you take away four of its five letters?