Quiz: Are you smarter than a 15-year-old?

How competent are young people on a worldwide scale at money matters? The Organization of Economic Cooperation & Development is trying to find out through a test of 15-year-olds in 18 countries. Results of the test, called the PISA 2012, will be released July 9.

The survey was aimed at revealing more about financial judgment than math skills, as the following 10 sample questions taken from the OECD's framework for the test demonstrate.

So are you smarter than a 15-year-old? Let's see. …