Hard riddles obsess over wordplay and word games. This one has such an easy answer that it trips you up by getting you to think in a complex way. Some riddles require that. Not this one.
Answers
He then walked 100 yards, turned around, and shot a bullet through his hat.
The blindfold was a perfectly good one, completely blocking the man's vision
There is an unbarred window high up in the cell.
No matter if they stand on the bed or one on top of the other they can't reach the window to escape.
They then decide to tunnel out. However, they give up with the tunneling because it will take too long.
1-I speak without a mouth and hear without ears. I have no body, but I come alive with wind. What am I?
This riddle relies on tricking you into thinking about ears and a mouth. You get a tiny hint about wind to encourage you to think broadly and avoid the literal.
Answer: An echo
2-You measure my life in hours and I serve you by expiring. I’m quick when I’m thin and slow when I’m fat. The wind is my enemy.
Answer: A candle