Math Quiz: NYT Learning Network

Through Math for America, I am part of an on-going collaboration with the New York Times Learning Network.  My latest contribution, a Test Yourself quiz-question, can be found here:

http://learning.blogs.nytimes.com/2011/01/10/test-yourself-math-jan-10-2010/

This question is based on a recently-filed lawsuit that aims to recover some of the money lost to Bernie Madoff and associates through his expansive and devastating Ponzi scheme.