RAY: Here's the question I would ask. I would look at one of the guys and say, "If I were to ask the other guy which road takes me to the dock, what would he say?"

If you ask the truth teller, it's pretty simple, right? The truth teller will say the liar is going to tell you to take this road, which is-which is obviously the wrong road because that guy's what?

TOM: He's a liar.

RAY: Right. Now you ask the liar the same question, and he has to point to the same road-because otherwise he'd be telling the truth. Do we have a winner?

TOM: We do. The winner is Tammy Reeves from Sonoia, Georgia and for being chosen at random from among the thousands of correct answerers of this week's puzzler, Tammy will win the brand-new Car Talk travel mug. Travel mug? Last week we were giving away $100 jackets!

[ Car Talk Puzzler ]