Final answer:
The speed limit outside of the city is determined by local authorities and may vary depending on the type of road and area. It can range from 80 km/h on interstates to 50 km/h in residential areas.
Step-by-step explanation:
The speed limit outside of the city is usually determined by the local government or transportation authority. It may vary depending on the type of road or highway and the specific area. In some cases, the speed limit may be posted, while in other areas, it may be a default speed limit unless otherwise stated. For example, on some interstates, the speed limit may be around 80 km/h (about 49.7 mi/h), while in residential areas, it may be around 50 km/h (about 31 mi/h).