Question

A Bus travels a distance of 120 km with the speed of 40km/hr and returns with the speed of 30 km/hr. find the average speed of the entaries jounrey

Answer 1

HEY!!
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ACCORDING TO QUESTION TOTAL DISTANCE =120+120=140
TOTAL TIME IN GOING=3HOUR
TOTAL TIME IN COMING =4HOUR
NOW, AVRAGE SPEED =TOTAL DISTANCE /TOTAL TIME
=240/7
=34.28km/h
HOPE IT HELPS