Respuesta :
Answer: 47.5 miles per hour
Step-by-step explanation:
Speed = distance / time
48 minutes = 0.8 hours
Speed = 38 / 0.8
= 47.5 miles per hour
ANSWER: 21.235 m/s
Step-by-step explanation:
Distance travelled: 38 miles, 61155.1 m(SI unit of speed or average speed is m/s so distance has to be in meters and time has to be in seconds)
Time taken:48 minutes, 48×60 seconds= 2880 seconds
Average speed= total distance by total time taken: 61155.1/ 2880= 21. 235 m/s