Question
A BMW convertible travels on the german autobahn at the speed of 128km/h.what is the speed of the car, in m/s and in mi/h.what is the answer.
Answers
Anonymous
128 km/hr * 1 hr/3600 s * 1000 m/km
128 km/hr * 0.62137119224 mi/km
128 km/hr * 0.62137119224 mi/km
Henry
128km/h = 128,000m/3600s = 35.6 m/s.
128km/h * 1mi/1.6km = 80 mi/h.
128km/h * 1mi/1.6km = 80 mi/h.