I'm posting one puzzle, riddle, math, or statistical problem a day. Try to answer each one and post your answers in the comments section. I'll post the answer the next day. Even if you have the same answer as someone else, feel free to put up your answer, too!
Wednesday, August 13, 2008
Should you Brake, Slow Down or Go?
How fast would you need to be traveling towards a red traffic light to see it appear as green?