What goes up but never comes down?

A man embarked on a questionnaire game. He kept asking the same question to whomever he found. The answer each time was different.

Can you guess what the question was?

Rectify the following equality 101 - 102 = 1 by moving just one digit.

You need to pick one entry from pot A and one from pot B to have a perfect match. Can you do it?

I was speeding and ran through a stop sign, yet two traffic officers who were there do nothing about it.

why?

You order chicken wings at KFC in the boxes of 6, 9 and 20. What is the largest number of wings that you cannot obtain by buying in any combination of the boxes?

Can you move 2 matchsticks to form four equal sized squares.

A mathematician couple was having a Frappuccino in Starbucks sitting opposite to each other. Suddenly the guy noticed the text written on the paper in front of them and exclaimed that it was wrong. The girl denied it and said it is appropriate. Both are correct. What is written on the paper?

The more it dries, the wetter it becomes. Can you tell what it is?

What does this rebus riddle means ?