If the population of an area is 690 million and the land area is 300 000 km2,the population density is approximately?

If the population of an area is 690 million and the land area is 300 000 km²,the population density is approximately?

A 230 persons per km²
B 240 persons per km²
C 210 persons per km²
D 220 persons per km²

jamb 2010 geography

The correct answer is A. 230 persons per km²

No explanation given

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