What goes through cities and fields, but never moves?

Arrange the numbers 1, 2, 3, 4, 5, 6, 7, 8 and 9 above and below the division line in a manner that the thus formed fractions equal to 1/3.

(You can use one number only once)

If an earthquake is 1 point higher on the Richter Scale than another earthquake which is actually 10 times stronger, how much stronger would an earthquake be if it was just half a point higher on the Richter scale?

You need to arrange three 7 and mathematical symbols to form number 1?

Can you spot the man between the coffee bean in the picture below ?

By using 'because' continuously three times, can you make an English statement ?

Can you find the missing piece of the Porsche?

A word I know,
Six letters contain,
Subtract just one,
And twelve is what remains.

Can you find out which number multiplied by itself will give the output as 12345678987654321?

Rob is taller than Edwin, and Jurgen is shorter than Rob.
Of only one of the following statements, we now certainly know it is correct:

A.Edwin is taller than Jurgen
B.Jurgen is taller than Edwin
C.It cannot be determined if Jurgen or Edwin is the tallest.