4. A car covers first 50 km of its journey in 45 minutes, next 50 km in half an hour
and the next 50 km in 1 hour. Find its average speed for the journey.
Answers
Answered by
1
total distance covered in journey = 50 + 50 + 50 = 150 km
total time journey was covered in = 45 + 30 + 60 = 135 min = 2.25 h
average speed of journey = total distance / total time = 150 km / 2.25 h = 66 2/3 km/h
hope this helps :)
Similar questions