If they buy it.
An average semi 'tractor' is about 30 feet long.
An average semi-truck driver can make up to 50,000 a year as an independent truck driver. They can make more depending on the load and the company that offer a price for the traveling.
I guess you could get by with it if you wanted
This will depend on year and brand of truck, a driver record, number of miles truck will be driven in a year, and type of freight a driver will be hauling
The average fuel economy of a semi truck is between 5 and 7 mpg when loaded.
better y=to use it
Average is 70 feet
800 a day
70 feet
"Semi truck" has become common usage for a Class 7 or 8 truck driver pulling a trailer which is mounted by a fifth wheel, but can be applied to any truck pulling a trailer which is fifth wheel mounted.
The kilometer per liter of diesel of an average semi truck and trailer will depend on the habits of the driver, the weight of the load, and the terrain of the road. Most newer trucks can travel about 6 to 7 kilometers per liter of diesel fuel on a flat road with a fully loaded trailer.