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e) A person started his journey from Bhubaneswar at 10AM and covered 120km distanceat Ipm. Calculate the speed of the person in m/sec.

Answer»

His speed= 120/4= 30km/hrnow we know thatkm/hr= 5/18m/secnow= 30*5/18= 10*5/6= 50/6m/sec



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