Yes they do
Ford produced 101,202 pick-ups and 8,078 panel trucks in 1954.
2 miles a gallon
yes they do
Yes in most cases UPS does service its own fleet of trucks. This is also true with the airplanes tht UPS uses to deliver worldwide.
UPS (brown trucks) is completely separate from USPS.
Brown, in the USA.
Freight trucks are 13'6". The delivery trucks are slightly shorter at around 11' or so.
no only weekdays.
UPS trucks come in many sizes, depending on how many packages will be delivered on their route.
United Parcel Service of America is known for their brown trucks. To be more specific the color of these trucks is Pullman Brown. These trucks are known internally as package cars and are nicknamed "brown". In addition to the brown trucks UPS also operates an airline.
UPS - 152,500 vehicles FEDEX - more than 92,300 USPS - 202,000 vehicles in delivery fleet