Riddle #910

Question: 7 frogs are sitting on a log. 1 of them decides to jump off of the log. At this moment how many frogs are on the log?

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Question: What kinds of balls do dragons play soccer with?

Question: What can be broken but never forgotten?

Question: People see through me, but none pass through without killing me. I can be anywhere, and can be seen double or single. What am I?

Question: What tastes better than it smells?