1.
A person travels certain distance x due east
at constant velocity V, and then he travels
equal distance x due north at constant velocity
V2: What is his average velocity for entire
journey?
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Explanation:
Tertiary activities are generally divided into into four categories: social services, distribution services, services to companies and services to consumers. Social services are provided by public and private sectors and they include activities related to administration, education and healthcare.
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