100 units.speed.kilometer_per_hour = 62.14 units.speed.mile_per_hour

60 units.speed.mile_per_hour = 96.56 units.speed.kilometer_per_hour

10 units.speed.meter_per_second = 36.00 units.speed.kilometer_per_hour

1 units.speed.knot = 1.85 units.speed.kilometer_per_hour

1 units.speed.mach = 1234.80 units.speed.kilometer_per_hour

100 units.speed.foot_per_second = 30.48 units.speed.meter_per_second