It's not fair at all!!!

Question

When you answer the correct answer in challenge and the opponent didn't do anything you don't get the XP for correct question. At least get our XP back if didn't deduct opponent's XP!!

Answer 1

Your suggestion is ingeniously brilliant for challenge cheaters to go undetected, so it's a no lol.

Answer 2

you get 1xp for every question you answered did you notice that ?