Why aren’t speed limits enforced more stringently? Considering the potentially deadly consequences, it’s extremely easy to get away with speeding. I imagine the cost of installing more cameras is off-putting for those responsible, but at least some of the outlay would be made back in penalties. Paul Malden, Essex
Post your answers (and new questions) below or send them to nq@theguardian.com. A selection will be published next Sunday.
