If we're talking about practical electric cars that were (or could have been) mass-produced and driven practically, however, then the first electric car was most likely built by Thomas Parker, a British inventor, in 1884.
however roboteconomic s colin lewis did some back of the napkin math to figure out whether drones could save amazon some cash his conclusion yes he believes amazon s average shipping cost is $ 2 to $ 8 with drones if amazon prices it right the cost could be as low as $ 2 a shipment
FINDING #2 â DELIVERY SPEED. â¢ For packages shipped on a Monday, USPS Priority Mail (1.79 days on average) delivered packages almost one full day faster than UPS Ground (2.75 days on average), and about a half day faster than FedEx Home Delivery (2.21 days on average).FINDING #3 â SHIPPING COSTS.â¢ The average cost to ship a 2 lb. package across all zones is $7.34 for USPS Priority Mail, $10.45 for UPS Ground and $10.40 for FedEx Home Delivery.INDING #2 â DELIVERY SPEED. â¢ For packages shipped on a Monday, USPS Priority Mail (1.79 days on average) delivered packages almost one full day faster than UPS Ground (2.75 days on average), and about a half day faster than FedEx Home Delivery (2.21 days on average).