The United States supports a measurement system that uses inches, feet, yards, and miles for distances. How would someone just learning about the metric system quickly realize that these units of measurement are structured completely different from European measurements?
hearing that there are 12 inches in a foot and 3 feet in a yard
hearing that a yard and a meter are very close in measurements
learning that the American system is based on imperial values
seeing that all the labels in the United States use different terms