Easy Riddles and Answers

Question: What number when divided in half becomes zero?

Question: How much does it worth to shoot a free throw in a game of basketball?

Question: If there's a pound of lead and feather, which is heavier?

Question: What is heavy one way and not the other?

Question: Poke your fingers in my eyes and I will open wide my jaws. Linen cloth, quills, or paper, my greedy lust devours them all.

What am I?