an object travel 45 km in 15 minutes and next 75km in 40 minutes. find the average speed
Answers
Answered by
0
please please mark as brainliest
Attachments:
Answered by
0
average speed=total distance/total time
total distance=45+75
=120 km
total time=15/60+40/60
=55/60
average speed=120*60/55
=130.9km/hour.
Similar questions