You might think you know all about money. Answer these 5 questions to find out.

If you’re like most people, the “Big Five” financial literacy questions at the end of this column will be a “Big Fail.”

I base this prediction on the results of a longer test of similarly-worded financial literacy questions, in which the average U.S. adult got just 49% correct. That’s according to a

recently issued study jointly conducted by the TIAA Institute, the Global Financial Literacy Excellence Center (GFLEC), and Stanford University’s Initiative for Financial Decision-Making.