87.5 kph
29 km per hour.
His average speed is 55 kilometers per hour.
Average speed = Distance/Time = 400 km /5 hours = 80 km per hour.
a) Divide the kilometers by the hours, to get the speed in kilometers per hour. b) Divide this result by 3.6, to convert to meters/second.
It travels 40 kilometers or 24.9 miles every hour at that speed.
30 kilometers per hour.
mercury travels at about 48 kilometers per second, or 172,000 kilometers per hour.
87.5 kph
800km per hour
30 kilometers in two hours or 15 kilometers per hour.
29 km per hour.
His average speed is 55 kilometers per hour.
If Danny travels 99 Kilometers in one hour then travelling at the same speed he will travel 99 x 4 kilometers in 4 hours, which is 396 kilometers.
Average speed = Distance/Time = 400 km /5 hours = 80 km per hour.
90 kilometres per hour.
Anything that goes 543 kilometers in 6 hours is averaging 90.5 kilometers per hour