Can you solve the photo plexer logic ?

What does this rebus means ?

When you stop to look, you can always see me. But if you try to touch me, you can never feel me. Although you walk towards me, I remain the same distance from you. 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.

What begins with T, ends with T, and has T in it?

Find three whole, positive numbers that have the same answer when multiplied together as when added together.

I am a three digit number.
My tens digit is five more than my ones digit.
My hundreds digit is eight less than my tens digit.
What number am I?

Four men were in a boat on the lake. The boat turns over, and all four men sink to the bottom of the lake, yet not a single man got wet! Why?

Before Mount Everest was discovered, what was the highest mountain in the world?

What has six faces, but does not wear makeup, has twenty-one eyes, but cannot see?