How much does 1 gallon cost?

The cost of 1 gallon can vary widely depending on the type of liquid being referenced, such as gasoline, milk, or water. As of late 2023, the average price of gasoline in the U.S. is typically between $3 and $4 per gallon, while milk might cost around $3 to $4 per gallon as well. For precise pricing, it's best to check local sources or current market rates.