30km is the same as 18.6411 miles.
30 Kilometers is a distance not a speed.
30 centimeters=0.0003 kilometers
30 miles = 48.28032 kilometers
30 kilometers = 18.641 miles (rounded)
30 kilometers = 98,425.1969 feet
The stratosphere is one of many layers in the atmosphere on Earth. It begins at 10 kilometers (8 to14.5 miles) and ends at 50 kilometers high (about 30 miles).
Kilometers
30 kilometers = 3,000,000 centimeters. (That number not only 'represents' 30 kilometers, it's equivalent and equal in every way.)
30 kilometers are 18.64114 miles.
30 km = 30/1.609344 miles = 18.64 miles (approx.)
30 km = 18.6411 mi.
30 kilometers in two hours or 15 kilometers per hour.