What is the riddle which can be asked all day with a different correct answer each time.

Why is the longest human nose just 11 inches?

The first person saw the bridge step on it and crossed,
the second person saw the bridge did not step on it but crossed,
the third person did not see the bridge did not step on it but crossed.
Who are these people?

Which tank will fill first?

By what process could you make a 'Tea-Table' into food?

Can you count the number of triangles in the picture below?

How many triangles can you count in the figure given?

Can you make four (4) nines (9) equal 100?

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.

A man desired to get into his work building, however he had forgotten his code.
However, he did recollect five pieces of information
* Fifth number + Third number = 14
* The fourth number is one more than the second number.
* The first number is one less than twice the second number.
* The second number and the third number equals 10.
* The sum of all five numbers is 30.

What is the code ?