What does this rebus means ?

PROG WORKRESS

How many words can a pen with half refill write?

You board a train. The train will have to enter a tunnel soon. You are claustrophobic. Which place is the best for you to sit?

Can you complete the sequence?

192, 021, 222, 324, 252, 627, 2__, 9__?

One night, a man runs away from home. He turns left and keeps running. After some time he turns left again and keeps running. Later, he turns left one more time and runs back home—but when he gets home, he finds a man in a mask. Who was the man in the mask?

What Adam and Eve do not have but the rest of the people have?

I know a country, If you remove the last alphabet of its name, it will become a part of your body. Do you name it?

There was a strange boy who was born before his father. How can this be possible?

Luis Garavito killed Density x Volume.

Who is Luis Garavito ?

You can see it everyday, But cannot touch it at will. What is it?