A driver of an auto rickshaw sees a lorry 60 m ahead of him. After 30 seconds the lorry is 90 m behind. If the speed of the auto rickshaw is 38 km/hr, then what is the speed of the lorry?
Please solve it with explanation. Dont do the same solution exists in Brainly. It's wrong.
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By 30 sec distance covered =( 60+90)= 150m
so relative speed = 150/30= 5m/= 5* 18/5= 18km/h
ATQ,
Relative speed= rickshaw speed-lorry speed
18=38-x
x=20km/h
answer 20km/h
Step-by-step explanation:
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