A bus travel a distance of 120 km with speed of 40 km/hr and return with speed of 30km/h calculate average speed
Answers
Answered by
6
Distance for going - 120 km
Speed 1 - 40 km/hr
Time 1 - Distance/Speed = 120/40 = 3 hrs
Speed 2(returning) - 30 km/hr
Time 2 - 120/30 = 4 hrs
Total distance - 120 × 2 = 240
Total time = 3 + 4 = 7 hrs
Average Speed = Total Distance/Total Time
240/7 = 34.29 km/hr.
Be Brainy
Mark this one as Brainliest if you like.
Speed 1 - 40 km/hr
Time 1 - Distance/Speed = 120/40 = 3 hrs
Speed 2(returning) - 30 km/hr
Time 2 - 120/30 = 4 hrs
Total distance - 120 × 2 = 240
Total time = 3 + 4 = 7 hrs
Average Speed = Total Distance/Total Time
240/7 = 34.29 km/hr.
Be Brainy
Mark this one as Brainliest if you like.
Similar questions