What Car? Q&A - Introduction

Should I buy an Audi TT with 115,000 miles on the clock, and is 42mpg a reasonable return from a Chevrolet Matiz? These are just some of the answers from questions posted to the whatcar.com Q&A team this week.

Click here to submit your own question. We publish a selection of your questions – along with our answers – here every week. Please be aware that we are inundated with questions and can't promise to reply to every one.

Don't forget you can also turn to the What Car? Helpdesk with motoring problems or disputes you might be having. Click here to e-mail the Helpdesk.