Most cruise at around 500 MPH.
Depending on the plane, it could be anywhere around 500 knots. (600 MPH, 1,000 KPH)
Stratosphere
Most fly between 30,000 and 50,000 feet.
most commercial airplanes fly from 35,000 feet to 45,000 feet above sea level.
Cruising speed: 528km\h for 1900D
No, FedEx does not fly to Antarctica. There is no commerce there to pay for FedEx services, nor is there any commercial air infrastructure to support commercial airplanes, anywhere on the continent.
mach 3 that means three times the speed of sound
Commercial, jet engined aircraft, such as the 747, fly at approximately 40 000 feet. Propeller aircraft fly at lower altitudes
No, girls that are humans cannot fly on their own. However, they can fly on commercial or private airplanes to get to a destination faster or to get somewhere where driving only isn't optional.
320 - 400 mph
The fastest fighters in WW1 flew about 130 mph.