Answer:
students at the university who speak three or more languages is 2082
Explanation:
given data
students = 31230
random sample = 255
speak three or more languages = 17
solution
we consider here numbers of students at university who speak three or more language = x
so here we will use proportions
= 
........................1
solve it we get
x = 2082
so here students at the university who speak three or more languages is 2082
8 1/5 = 8.2 -2
=6.2 * 4^3 (4*4*4)
=396.8 + 24.6
= 421.4
In order to investigate past, present, and future social and environmental change in various parts of the world, human-environment interaction (HEI) provides a framework that brings together knowledge sharing both disciplinary depth and interdisciplinary scope.
All of these strategies must be interdisciplinary and integrate the social and natural sciences, and this is important.
<h3>How do social factors influence human interactions?</h3>
Numerous human activities such as overpopulation, pollution, the burning of fossil fuels, and deforestation have an adverse effect on the physical environment.
Climate change, soil erosion, poor air quality, and undrinkable water have all been brought on by changes like these.
For more information about political scale refer link :
brainly.com/question/5079855
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<span>the answer to this question is refraction</span>
