Dividing distance travelled by time taken gives 23 / 1.5 = 15.3 recurring (that is, 15.3333...) or 15 and one third kilometres per hour.
His average speed is 55 kilometers per hour.
30 kilometers in two hours or 15 kilometers per hour.
30 kilometers per hour.
1
87.5 kph
815 kmph
6.4 kph
Average speed = Distance/Time = 400 km /5 hours = 80 km per hour.
A driver who travels 140 kilometres in 2 hours!
240/2.5 = 96 kph
At an average 500 mph, that's 3218.68 km.
Total distance = 75 km time = 3 hours average speed = 75km/3hrs = 25 km/hr