20 miles per hour north is an example of
20 km per hour is approximately equal to 12.4 miles per hour.
20 miles per hour
A speed measurement indicating the distance traveled in an hour.
20 miles per hour
This measure is an example of velocity, which includes both a speed and a direction.
20 knots is about 23.02 miles per hour (knots x 1.150779448 = mph).
If you go 20 miles in 6 minutes, you go 20 miles in 1/10th of an hour. At that rate, you will go 10 times 20 miles in one hour, or 200 miles per hour.
A velocity vector includes both speed and direction.
A sniper can run about 20 miles per hour.
The time it takes to drive 20 miles depends on the speed at which you are driving. If you are driving at a constant speed of 40 miles per hour, it would take you 0.5 hours to drive 20 miles (20 miles / 40 miles per hour = 0.5 hours). If you are driving at a constant speed of 60 miles per hour, it would take you 0.33 hours to drive 20 miles (20 miles / 60 miles per hour = 0.33 hours).
If you go 20 miles in 14 minutes your average speed is 85.71 miles per hour.