A motorcyclistdrives from a to b with a uniform speed of 30 kmh and returns back with the speed of 20 km h find the average speed
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let V1 = 30 km/h
V2 = 20km/h
average speed is V = 2 (v1 )(v2)/(v1+v2 )
(2*30*20)/50 = 24 km/h
V2 = 20km/h
average speed is V = 2 (v1 )(v2)/(v1+v2 )
(2*30*20)/50 = 24 km/h
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