There are three boxes on a table. One of the box contains Gold and the other two are empty. A printed message contains in each box. One of the message is true and the other two are lies.

The first box says "The Gold is not here".

The Second box says "The Gold is not here".

The Third box says "The Gold is in the Second box".

Which box has the Gold?

I’m orange, I wear a green hat and I sound like a parrot. What am I?

What is the fastest way to double your money?

Move three sticks of the spiral below to form a square.

Our product and our sum always give the same answer. Who are we?

Why do you find that most of the buildings are deprived of the 13th floor?

John said, "If yesterday was tomorrow, today would be Friday."

When did John make this statement?

What demands an answer, but asks no questions

Find out a multi-digit number that if multiplied by the number 9 or any of its multiplications products (i.e. 18, 27, 36, 45,..) will result in the multiplication factor repeated (n) number of times.

John is selling fruits.
He sells grapes at $30, Dates $25, and a Wolfberry $45.
At what price does he sell fig?

PS: Logical Thinking