Strategic Deflections
Whether you want to be funny, polite, or deflect the question entirely, here are several ways to respond when someone asks what you paid for your car: "More than a cab ride, but less than the building." "Too much! But the smile on my face is free." "Enough to make my wallet cry, but my heart race." how much did you buy your car for
Direct (If you don't mind sharing)
Polite but Vague