A mile is 1.609344 km. Thus to convert from miles to kilometres you need to multiply by 1.609344. In this case we get:
1.609344 x 120 = 193.12128
Thus 120mph is about 193km/h
120 kilometres per hour is 74 and one half miles per hour.
You haven't mentioned a known speed, just distance. If you mean 1200km/h, this is 745.6mph
745.6 miles per hour.
Answer: 2472 km/h = 1,536.029 mph
Answer: 81 km/h = 50.3310 mph
55 km per hour = 34.18 mph
1200 square km=1200 square km
There is no equivalence between km and mph since km is a measure of distance whereas mph is a measure of speed.However, 1 km PER HOUR is 0.621371 mph.
45 km/h is 27.9617 mph
85 mph = 136.8 kph The formula to convert 85 mph to kmph 85 mi* 1.609344 km 1 mi = 136.79424 km
547.16 km h
1 km/h is 0.621371192 mph
40kph = 24.85mph
280 mph = 450.6 kph
1000 mph = 1,609.344 kph