What is both possible and impossible at the same time?

What number when divided in half becomes zero?

What Does this text mean:

important=important

Solve The below Equation:

ALFA + BETA + GAMA = DELTA

I can be cracked, made, told, and played. What am I?

Let's play a word game. Following are some meaningless words that can be completed by adding random letters on either side of the word.

For example, the word "rdo" can be formed into "pardon".

Using the same technique, can you complete the given words?
ecalc
airb
rinci
tibac
uidel
gorit
igna
eyho

what does the below rebus means?

The barber of Town shaves all men living in the town. No man living in the town is allowed to shave himself. The barber lives in that town. Who then shaves the barber of the town?

What is at the end of a rainbow?

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