when body cover 60 kilometre in one hour and next 30 km in 30 minutes find the average speed of body
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Hlo mate here is ur ans.......
Avg speed===> distance/time
===>60min=60/60=1hr
===>30min=30/60=1/2hr
===>total distance=60+30=90
===>total time=1+1/2=3/2
===>average speed=90/3/2
====>90*2/3 = 30*2 = 60
There fore average speed = 60kmph......
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