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/2010/10/13/test-yourself-math-oct-13-2010/

This problem was based on a new airplane seat design–the Skyrider–that was discussed in an earlier post