Can You Fool The Bank With Your Counterfeit Bills?

Can You Fool The Bank With Your Counterfeit Bills?

Welcome to The Riddler. Every week, I offer up problems related to the things we hold dear around here: math, logic and probability. There are two types: Riddler Express for those of you who want something bite-size and Riddler Classic for those of you in the slow-puzzle movement. Submit a correct answer for either, and […]