Going The Extra Country Mile For That Sale

A customer is looking at our electric vehicles, and we get to this part of the conversation:

Customer: “How far can a full charge get us?”

Me: “About three hundred miles.”

Customer: “Yes, but we live in the city. What about a country mile?”

Me: “A what?”

Customer: “I’ll be driving into the country a lot, and a country mile is longer than a regular mile. How many of those will I get?”