While it's certainly exciting to hear about rare coins potentially being valuable, it's important to approach such claims with caution.
Bicentennial quarters are not typically known for being incredibly valuable, though there are certain rare varieties and errors that can fetch higher prices among collectors.
However, claiming that three of these quarters could be worth nearly enough to buy a special edition Mini Cooper for $250,000 sounds highly unlikely.
If you have coins that you believe may be valuable, it's a good idea to have them authenticated and appraised by a reputable coin dealer or numismatist.
They can provide you with a more accurate assessment of their worth.
Remember, while rare coins can indeed be valuable, it's important not to get swept up in exaggerated claims or unrealistic expectations.