Wiki User
∙ 8y ago60 KPH
Wiki User
∙ 8y agosixty
240divided by 4 = 60 kph
The average speed if an airplane travels 1364 miles in 5.5 hours is 248 miles/hr.
In this case, just divide the distance by the time.
3 hrs & 34 minutes is the same as 3.56666666666 hours. Divide this into 90 km and your answer is 25.233645 km/h (average)
His average speed is 55 kilometers per hour.
40mph
4
42mph
1
The average speed is 140 km/hr
Average speed = Distance/Time Average speed = 5400/9 = 600 mph