If you say my name, I will no longer exist. What am I?

What month of the year has 28 days?

who is silent in the parliament?

Nine marbles are arranged in the image below. Can you slide two marbles to form a square?

Why is the Hole below a Lock?

If your uncle’s sister is not your aunt, what relation is she to you?

If two's company, and three's a crowd, then whats four and five ?

There is a box in which distinct numbered balls have been kept. You have to pick two balls randomly from the lot.

If someone is offering you a 2 to 1 odds that the numbers will be relatively prime, for example
If the balls you picked had the numbers 6 and 13, you lose $1.
If the balls you picked had the numbers 5 and 25, you win $2.

Will you accept that bet?

A boy was at a carnival and went to a booth where a man said to the boy, "If I write your exact weight on this piece of paper then you have to give me $50, but if I cannot, I will pay you $50." The boy looked around and saw no scale so he agrees, thinking no matter what the carny writes he'll just say he weighs more or less. In the end the boy ended up paying the man $50. How did the man win the bet?

John left on a horse on Thursday , was gone for two days, and came back on Thursday after completing his work. How did that happen?