People do not die because the speed limit is to fast. They die in accidents caused by people that are not paying attention to their driving or that are breaking motor vehicle laws. Examples: talking on cellphones, eating, reading, shaving, sleeping, drunk, aggressive behavior, speeding above the limit, etc.
45 mph
55
"The maximum speed limit on the freeway is 70mph."
The highest speed limit I know of on an Interstate highway in the U.S. is 75 MPH, but that varies.
70 mph. But the turnpikes are 75 mph.
The same as it is for any other vehicle.
Germany has the Autobahn there is no speed limit on the Autobahn. It is Germany's version of a freeway.
Varies by jurisdiction. In Texas, these roads have speed limits of up to 75 MPH.
The speed limit is the top speed that is legally allowed. If it is exceeded, you are breaking the law.
In normal Conditions, if the speed limit is 65, it is generally 50. If the speed limit is 55, then the minimum is 40. In Ky the minimum is 45 mph on any parkway or interstate.
The purpose of minimum speed limit laws is to keep traffic flowing smoothly on freeways. A very slow vehicle on a freeway can cause a traffic bottleneck.
The answer is: speed of traffic