What is in seasons, seconds, centuries and minutes but not in decades, years or days?

When can we add 2 to 11 and get 1 as the correct answer?

How can you throw a ball as hard as you can and have it come back to you even if it doesn't hit anything there is nothing attached to it and no one else catches or throws it.

If eleven plus two equals one, what does nine plus five equal?

Below, you can see three complete equations and one incomplete. Based on the three complete ones, can you complete the incomplete one?

5 $ 4 $ 3 $ 9 = 4215
6 $ 9 $ 2 $ 6 = 3816
4 $ 7 $ 3 $ 3 = 1122
7 $ 2 $ 7 $ 4 = ____

In the picture given below, can you find out which digit will take place of the question mark?

If you're 8 feet away from a door and with each move you advance half the distance to the door. How many moves will it take to reach the door?

How many times in a given day, minutes and hour clock comes in a straight line ?

John was drowned by he was not wet. How?

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