Edwards Air Force base has one runway 15,000 feet long, another is 12,000 feet long, and a third is 8,000 feet long.
“Edwards Air Force base has one runway 15,000 feet long, another is 12,000 feet long, and a third is 8,000 feet long.”
You’re confusing them with numbers.
One mile is 5,280’. So your examples show one almost three miles, one over two miles, and a third over a mile long.
Most people do not know how many feet are in a mile.