Manu travels from Mumbai to Pune at a speed of 15 km/hr and Pune to
Mumbai at 30 km/hr.
Find the average speed of the whole journey?
Before you go for the answer please comment your answer!
Answer:
Average speed = 2XY/X+Y
=2x15x30)/15+30
=900/45
=20km/hr.
20 km/hr
ReplyDelete20 km/hr
Delete20km/hr
ReplyDelete20 kmph
ReplyDelete22.5 kmph
ReplyDelete22.5 kmph....(30+15)/2=45/2=22.5
ReplyDelete22.5 km/hr
ReplyDelete20 kmph!
ReplyDelete20kmph
ReplyDeleteThat would depend on whether the journey is a two way journey (there and back) or only one way journey...
ReplyDeleteThe question is therefore not very precise.
22.5 km./hr
ReplyDelete22.5 km./hr
ReplyDelete22.5
ReplyDelete22.5
ReplyDelete