a bus covers a distance of 20 km from Delhi to Jaipur towards west in 5 hours in the morning and returns to Delhi in the evening covering the same distance of 250 km in the same time of 5 hours find average speed and average velocity
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total distance =270km. total time =10 hr. average speed=total distance/total time=27km/hr. as disp. is equal to zero then average velocity is 0.
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