Do you know what APR stands for? Or the maximum number of current accounts you're allowed to have? What about the average cost of insurance in the UK?
Put your knowledge of the world of finance to the test with our 'What is APR?' quiz. Once you've left your answers, leave your email address for the chance to win £100 cash. Entries close at midnight on 27 November 2015, and we'll contact the winner by email the following week. Don't worry about how many questions you get right as we'll be picking the winner completely at random from everyone who leaves their details.