What goes up but never comes down?

While sitting in the Car, John suddenly finds that one of the wheels was missing. John noticed that a killer is approaching towards him. John cannot get out of the car.

How will John escape?

Different lights make me strange by changing me into different sizes. What am I?

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.

In the given figure, you can see that four match sticks are used to form a square. Can you form five squares by using six matches?

I have eight fingers and two thumbs but I do not live. What Am I?

What have one eye but still cannot see?

Decode the below four famous ciphers:

8P of the SS
1M of the E
1S of the SS
60M in 1H

Replace the question mark with the correct number, given the pair of numbers exhibits a similar relationship?

? : 3839 :: 11 : 1209

A tree doubled in height each year until it reached its maximum height over the course of ten years. How many years did it take for the tree to reach half its maximum height?