I listened to cartalk the other day while driving to golden gate park for a run. I couldn't stop thinking about the 'puzzlah' so had to give the solution a shot.
You have 1000 $1 bills. You are given 10 envelopes into which you must place configurations of dollars so that you could hand a stranger the exact number asked for, up to $1000.
Here's my solution.
Env. Quant($) 1 1 2 2 3 4 4 8 5 16 6 32 7 64 8 128 9 256 10 489