354986876640.42 feet
Answer: 108,200,000 km = 67,232,363 miles.
10.59 km
5.57784 km
153 km = 501968.5 ft
2.17479917 miles
42000 ft = 12.80 km
60 feet per second is 65.84 km/h
It is already in standard form.
0.0025 km
Can't be done. Square miles is the measure of an area. 0.3861022 square miles is 247.105408 acres which is approximately an area 3,280 feet wide by 3,280 feet long (or 1 km by 1 km).
Answer: 78,910 km = 49,032.4 mi.
Answer: 17.00 km = 10.5633 mi.