Mathematicians and jokes: Shlemiel the Painter

http://discuss.fogcreek.com/techInterview/default.asp?cmd=show&ixPost=153

The puzzle? Tell me the a set of correct numbers to replace 300/150/30 in this joke.

Joel Spolsky
Tuesday, December 11, 2001 

I'd go with 300, 125, and "a bit less then 100" yards. But then, the joke is not as funny!