I have know clue
His average speed is 55 kilometers per hour.
1
The average speed is 140 km/hr
60 mph
60 mph
The idea is to divide the distance by the time.
The average speed if an airplane travels 1364 miles in 5.5 hours is 248 miles/hr.
His average speed is 55 kilometers per hour.
4
40mph
42mph
1
The average speed is 140 km/hr
Average speed = Distance/Time Average speed = 5400/9 = 600 mph
58.8 kph
100 Km.
60 mph