Mr. Turkentine: Charlie Bucket, how many did you open?
Charlie Bucket: Two.
Mr. Turkentine: That's easy. 200 is twice 100...
Charlie Bucket: Not 200, just two.
Mr. Turkentine: Two? What do you mean you only opened two?
Charlie Bucket: I don't care very much for chocolate.
Mr. Turkentine: Well, I can't figure out just two! So let's pretend you opened 200. Now, if you opened 200 Wonka bars, apart from being dreadfully sick, you'd have used up 20% of 1,000, which is 15% half over again, 10%...